281719620

素因数分解:

$2^2\times 3^5\times 5^1\times 7^3\times {\mathrm{13}}^2$

素因数の和:71

約数の個数: 432

約数和(自身を含む): 1119081600

約数和(自身を除く): 837361980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 49, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 98, 105, 108, 117, 126, 130, 135, 140, 147, 156, 162, 169, 180, 182, 189, 195, 196, 210, 234, 243, 245, 252, 260, 270, 273, 294, 315, 324, 338, 343, 351, 364, 378, 390, 405, 420, 441, 455, 468, 486, 490, 507, 540, 546, 567, 585, 588, 630, 637, 676, 686, 702, 735, 756, 780, 810, 819, 845, 882, 910, 945, 972, 980, 1014, 1029, 1053, 1092, 1134, 1170, 1183, 1215, 1260, 1274, 1323, 1365, 1372, 1404, 1470, 1521, 1620, 1638, 1690, 1701, 1715, 1755, 1764, 1820, 1890, 1911, 2028, 2058, 2106, 2205, 2268, 2340, 2366, 2430, 2457, 2535, 2548, 2646, 2730, 2835, 2940, 3042, 3087, 3159, 3185, 3276, 3380, 3402, 3430, 3510, 3549, 3780, 3822, 3969, 4095, 4116, 4212, 4410, 4459, 4563, 4732, 4860, 4914, 5070, 5145, 5265, 5292, 5460, 5670, 5733, 5915, 6084, 6174, 6318, 6370, 6615, 6804, 6860, 7020, 7098, 7371, 7605, 7644, 7938, 8190, 8281, 8505, 8820, 8918, 9126, 9261, 9555, 9828, 10140, 10290, 10530, 10647, 11340, 11466, 11830, 11907, 12285, 12348, 12636, 12740, 13230, 13377, 13689, 14196, 14742, 15210, 15435, 15795, 15876, 16380, 16562, 17010, 17199, 17745, 17836, 18252, 18522, 19110, 19845, 20580, 21060, 21294, 22113, 22295, 22815, 22932, 23660, 23814, 24570, 24843, 26460, 26754, 27378, 27783, 28665, 29484, 30420, 30870, 31590, 31941, 33124, 34020, 34398, 35490, 36855, 37044, 38220, 39690, 40131, 41067, 41405, 42588, 44226, 44590, 45630, 46305, 47628, 49140, 49686, 51597, 53235, 53508, 54756, 55566, 57330, 57967, 59535, 61740, 63180, 63882, 66885, 68445, 68796, 70980, 73710, 74529, 79380, 80262, 82134, 82810, 83349, 85995, 88452, 89180, 91260, 92610, 95823, 99372, 103194, 106470, 110565, 111132, 114660, 115934, 119070, 120393, 124215, 127764, 133770, 136890, 138915, 147420, 149058, 154791, 159705, 160524, 164268, 165620, 166698, 171990, 173901, 185220, 191646, 200655, 205335, 206388, 212940, 221130, 223587, 231868, 238140, 240786, 248430, 257985, 267540, 273780, 277830, 287469, 289835, 298116, 309582, 319410, 333396, 343980, 347802, 361179, 372645, 383292, 401310, 410670, 416745, 442260, 447174, 479115, 481572, 496860, 515970, 521703, 555660, 574938, 579670, 601965, 619164, 638820, 670761, 695604, 722358, 745290, 773955, 802620, 821340, 833490, 869505, 894348, 958230, 1031940, 1043406, 1083537, 1117935, 1149876, 1159340, 1203930, 1341522, 1437345, 1444716, 1490580, 1547910, 1565109, 1666980, 1739010, 1805895, 1916460, 2012283, 2086812, 2167074, 2235870, 2407860, 2608515, 2683044, 2874690, 3095820, 3130218, 3353805, 3478020, 3611790, 4024566, 4334148, 4471740, 4695327, 5217030, 5417685, 5749380, 6260436, 6707610, 7223580, 7825545, 8049132, 9390654, 10061415, 10434060, 10835370, 13415220, 14085981, 15651090, 18781308, 20122830, 21670740, 23476635, 28171962, 31302180, 40245660, 46953270, 56343924, 70429905, 93906540, 140859810, 281719620]

約数ペア:

[(1, 281719620), (2, 140859810), (3, 93906540), (4, 70429905), (5, 56343924), (6, 46953270), (7, 40245660), (9, 31302180), (10, 28171962), (12, 23476635), (13, 21670740), (14, 20122830), (15, 18781308), (18, 15651090), (20, 14085981), (21, 13415220), (26, 10835370), (27, 10434060), (28, 10061415), (30, 9390654), (35, 8049132), (36, 7825545), (39, 7223580), (42, 6707610), (45, 6260436), (49, 5749380), (52, 5417685), (54, 5217030), (60, 4695327), (63, 4471740), (65, 4334148), (70, 4024566), (78, 3611790), (81, 3478020), (84, 3353805), (90, 3130218), (91, 3095820), (98, 2874690), (105, 2683044), (108, 2608515), (117, 2407860), (126, 2235870), (130, 2167074), (135, 2086812), (140, 2012283), (147, 1916460), (156, 1805895), (162, 1739010), (169, 1666980), (180, 1565109), (182, 1547910), (189, 1490580), (195, 1444716), (196, 1437345), (210, 1341522), (234, 1203930), (243, 1159340), (245, 1149876), (252, 1117935), (260, 1083537), (270, 1043406), (273, 1031940), (294, 958230), (315, 894348), (324, 869505), (338, 833490), (343, 821340), (351, 802620), (364, 773955), (378, 745290), (390, 722358), (405, 695604), (420, 670761), (441, 638820), (455, 619164), (468, 601965), (486, 579670), (490, 574938), (507, 555660), (540, 521703), (546, 515970), (567, 496860), (585, 481572), (588, 479115), (630, 447174), (637, 442260), (676, 416745), (686, 410670), (702, 401310), (735, 383292), (756, 372645), (780, 361179), (810, 347802), (819, 343980), (845, 333396), (882, 319410), (910, 309582), (945, 298116), (972, 289835), (980, 287469), (1014, 277830), (1029, 273780), (1053, 267540), (1092, 257985), (1134, 248430), (1170, 240786), (1183, 238140), (1215, 231868), (1260, 223587), (1274, 221130), (1323, 212940), (1365, 206388), (1372, 205335), (1404, 200655), (1470, 191646), (1521, 185220), (1620, 173901), (1638, 171990), (1690, 166698), (1701, 165620), (1715, 164268), (1755, 160524), (1764, 159705), (1820, 154791), (1890, 149058), (1911, 147420), (2028, 138915), (2058, 136890), (2106, 133770), (2205, 127764), (2268, 124215), (2340, 120393), (2366, 119070), (2430, 115934), (2457, 114660), (2535, 111132), (2548, 110565), (2646, 106470), (2730, 103194), (2835, 99372), (2940, 95823), (3042, 92610), (3087, 91260), (3159, 89180), (3185, 88452), (3276, 85995), (3380, 83349), (3402, 82810), (3430, 82134), (3510, 80262), (3549, 79380), (3780, 74529), (3822, 73710), (3969, 70980), (4095, 68796), (4116, 68445), (4212, 66885), (4410, 63882), (4459, 63180), (4563, 61740), (4732, 59535), (4860, 57967), (4914, 57330), (5070, 55566), (5145, 54756), (5265, 53508), (5292, 53235), (5460, 51597), (5670, 49686), (5733, 49140), (5915, 47628), (6084, 46305), (6174, 45630), (6318, 44590), (6370, 44226), (6615, 42588), (6804, 41405), (6860, 41067), (7020, 40131), (7098, 39690), (7371, 38220), (7605, 37044), (7644, 36855), (7938, 35490), (8190, 34398), (8281, 34020), (8505, 33124), (8820, 31941), (8918, 31590), (9126, 30870), (9261, 30420), (9555, 29484), (9828, 28665), (10140, 27783), (10290, 27378), (10530, 26754), (10647, 26460), (11340, 24843), (11466, 24570), (11830, 23814), (11907, 23660), (12285, 22932), (12348, 22815), (12636, 22295), (12740, 22113), (13230, 21294), (13377, 21060), (13689, 20580), (14196, 19845), (14742, 19110), (15210, 18522), (15435, 18252), (15795, 17836), (15876, 17745), (16380, 17199), (16562, 17010)]