20122830

素因数分解:

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

素因数の和:62

約数の個数: 216

約数和(自身を含む): 68343912

約数和(自身を除く): 48221082

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 49, 54, 63, 65, 70, 78, 81, 90, 91, 98, 105, 117, 126, 130, 135, 147, 162, 169, 182, 189, 195, 210, 234, 243, 245, 270, 273, 294, 315, 338, 351, 378, 390, 405, 441, 455, 486, 490, 507, 546, 567, 585, 630, 637, 702, 735, 810, 819, 845, 882, 910, 945, 1014, 1053, 1134, 1170, 1183, 1215, 1274, 1323, 1365, 1470, 1521, 1638, 1690, 1701, 1755, 1890, 1911, 2106, 2205, 2366, 2430, 2457, 2535, 2646, 2730, 2835, 3042, 3159, 3185, 3402, 3510, 3549, 3822, 3969, 4095, 4410, 4563, 4914, 5070, 5265, 5670, 5733, 5915, 6318, 6370, 6615, 7098, 7371, 7605, 7938, 8190, 8281, 8505, 9126, 9555, 10530, 10647, 11466, 11830, 11907, 12285, 13230, 13689, 14742, 15210, 15795, 16562, 17010, 17199, 17745, 19110, 19845, 21294, 22113, 22815, 23814, 24570, 24843, 27378, 28665, 31590, 31941, 34398, 35490, 36855, 39690, 41067, 41405, 44226, 45630, 49686, 51597, 53235, 57330, 59535, 63882, 68445, 73710, 74529, 82134, 82810, 85995, 95823, 103194, 106470, 110565, 119070, 124215, 136890, 149058, 154791, 159705, 171990, 191646, 205335, 221130, 223587, 248430, 257985, 287469, 309582, 319410, 372645, 410670, 447174, 479115, 515970, 574938, 670761, 745290, 773955, 958230, 1117935, 1341522, 1437345, 1547910, 2012283, 2235870, 2874690, 3353805, 4024566, 6707610, 10061415, 20122830]

約数ペア:

[(1, 20122830), (2, 10061415), (3, 6707610), (5, 4024566), (6, 3353805), (7, 2874690), (9, 2235870), (10, 2012283), (13, 1547910), (14, 1437345), (15, 1341522), (18, 1117935), (21, 958230), (26, 773955), (27, 745290), (30, 670761), (35, 574938), (39, 515970), (42, 479115), (45, 447174), (49, 410670), (54, 372645), (63, 319410), (65, 309582), (70, 287469), (78, 257985), (81, 248430), (90, 223587), (91, 221130), (98, 205335), (105, 191646), (117, 171990), (126, 159705), (130, 154791), (135, 149058), (147, 136890), (162, 124215), (169, 119070), (182, 110565), (189, 106470), (195, 103194), (210, 95823), (234, 85995), (243, 82810), (245, 82134), (270, 74529), (273, 73710), (294, 68445), (315, 63882), (338, 59535), (351, 57330), (378, 53235), (390, 51597), (405, 49686), (441, 45630), (455, 44226), (486, 41405), (490, 41067), (507, 39690), (546, 36855), (567, 35490), (585, 34398), (630, 31941), (637, 31590), (702, 28665), (735, 27378), (810, 24843), (819, 24570), (845, 23814), (882, 22815), (910, 22113), (945, 21294), (1014, 19845), (1053, 19110), (1134, 17745), (1170, 17199), (1183, 17010), (1215, 16562), (1274, 15795), (1323, 15210), (1365, 14742), (1470, 13689), (1521, 13230), (1638, 12285), (1690, 11907), (1701, 11830), (1755, 11466), (1890, 10647), (1911, 10530), (2106, 9555), (2205, 9126), (2366, 8505), (2430, 8281), (2457, 8190), (2535, 7938), (2646, 7605), (2730, 7371), (2835, 7098), (3042, 6615), (3159, 6370), (3185, 6318), (3402, 5915), (3510, 5733), (3549, 5670), (3822, 5265), (3969, 5070), (4095, 4914), (4410, 4563)]