15249780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:68

約数の個数: 288

約数和(自身を含む): 61152000

約数和(自身を除く): 45902220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 26, 28, 30, 35, 36, 38, 39, 42, 45, 49, 52, 57, 60, 63, 65, 70, 76, 78, 84, 90, 91, 95, 98, 105, 114, 117, 126, 130, 133, 140, 147, 156, 171, 180, 182, 190, 195, 196, 210, 228, 234, 245, 247, 252, 260, 266, 273, 285, 294, 315, 342, 343, 364, 380, 390, 399, 420, 441, 455, 468, 490, 494, 532, 546, 570, 585, 588, 630, 637, 665, 684, 686, 735, 741, 780, 798, 819, 855, 882, 910, 931, 980, 988, 1029, 1092, 1140, 1170, 1197, 1235, 1260, 1274, 1330, 1365, 1372, 1470, 1482, 1596, 1638, 1710, 1715, 1729, 1764, 1820, 1862, 1911, 1995, 2058, 2205, 2223, 2340, 2394, 2470, 2548, 2660, 2730, 2793, 2940, 2964, 3087, 3185, 3276, 3420, 3430, 3458, 3705, 3724, 3822, 3990, 4095, 4116, 4410, 4446, 4459, 4655, 4788, 4940, 5145, 5187, 5460, 5586, 5733, 5985, 6174, 6370, 6517, 6860, 6916, 7410, 7644, 7980, 8190, 8379, 8645, 8820, 8892, 8918, 9310, 9555, 10290, 10374, 11115, 11172, 11466, 11970, 12103, 12348, 12740, 13034, 13377, 13965, 14820, 15435, 15561, 16380, 16758, 17290, 17836, 18620, 19110, 19551, 20580, 20748, 22230, 22295, 22932, 23940, 24206, 25935, 26068, 26754, 27930, 28665, 30870, 31122, 32585, 33516, 34580, 36309, 38220, 39102, 40131, 41895, 44460, 44590, 48412, 51870, 53508, 55860, 57330, 58653, 60515, 61740, 62244, 65170, 66885, 72618, 77805, 78204, 80262, 83790, 84721, 89180, 97755, 103740, 108927, 114660, 117306, 121030, 130340, 133770, 145236, 155610, 160524, 167580, 169442, 181545, 195510, 200655, 217854, 234612, 242060, 254163, 267540, 293265, 311220, 338884, 363090, 391020, 401310, 423605, 435708, 508326, 544635, 586530, 726180, 762489, 802620, 847210, 1016652, 1089270, 1173060, 1270815, 1524978, 1694420, 2178540, 2541630, 3049956, 3812445, 5083260, 7624890, 15249780]

約数ペア:

[(1, 15249780), (2, 7624890), (3, 5083260), (4, 3812445), (5, 3049956), (6, 2541630), (7, 2178540), (9, 1694420), (10, 1524978), (12, 1270815), (13, 1173060), (14, 1089270), (15, 1016652), (18, 847210), (19, 802620), (20, 762489), (21, 726180), (26, 586530), (28, 544635), (30, 508326), (35, 435708), (36, 423605), (38, 401310), (39, 391020), (42, 363090), (45, 338884), (49, 311220), (52, 293265), (57, 267540), (60, 254163), (63, 242060), (65, 234612), (70, 217854), (76, 200655), (78, 195510), (84, 181545), (90, 169442), (91, 167580), (95, 160524), (98, 155610), (105, 145236), (114, 133770), (117, 130340), (126, 121030), (130, 117306), (133, 114660), (140, 108927), (147, 103740), (156, 97755), (171, 89180), (180, 84721), (182, 83790), (190, 80262), (195, 78204), (196, 77805), (210, 72618), (228, 66885), (234, 65170), (245, 62244), (247, 61740), (252, 60515), (260, 58653), (266, 57330), (273, 55860), (285, 53508), (294, 51870), (315, 48412), (342, 44590), (343, 44460), (364, 41895), (380, 40131), (390, 39102), (399, 38220), (420, 36309), (441, 34580), (455, 33516), (468, 32585), (490, 31122), (494, 30870), (532, 28665), (546, 27930), (570, 26754), (585, 26068), (588, 25935), (630, 24206), (637, 23940), (665, 22932), (684, 22295), (686, 22230), (735, 20748), (741, 20580), (780, 19551), (798, 19110), (819, 18620), (855, 17836), (882, 17290), (910, 16758), (931, 16380), (980, 15561), (988, 15435), (1029, 14820), (1092, 13965), (1140, 13377), (1170, 13034), (1197, 12740), (1235, 12348), (1260, 12103), (1274, 11970), (1330, 11466), (1365, 11172), (1372, 11115), (1470, 10374), (1482, 10290), (1596, 9555), (1638, 9310), (1710, 8918), (1715, 8892), (1729, 8820), (1764, 8645), (1820, 8379), (1862, 8190), (1911, 7980), (1995, 7644), (2058, 7410), (2205, 6916), (2223, 6860), (2340, 6517), (2394, 6370), (2470, 6174), (2548, 5985), (2660, 5733), (2730, 5586), (2793, 5460), (2940, 5187), (2964, 5145), (3087, 4940), (3185, 4788), (3276, 4655), (3420, 4459), (3430, 4446), (3458, 4410), (3705, 4116), (3724, 4095), (3822, 3990)]