21903792360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{30539}}^1$

素因数の和:30735

約数の個数: 128

約数和(自身を含む): 67725504000

約数和(自身を除く): 45821711640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 139, 172, 215, 258, 278, 344, 417, 430, 516, 556, 645, 695, 834, 860, 1032, 1112, 1290, 1390, 1668, 1720, 2085, 2580, 2780, 3336, 4170, 5160, 5560, 5977, 8340, 11954, 16680, 17931, 23908, 29885, 30539, 35862, 47816, 59770, 61078, 71724, 89655, 91617, 119540, 122156, 143448, 152695, 179310, 183234, 239080, 244312, 305390, 358620, 366468, 458085, 610780, 717240, 732936, 916170, 1221560, 1313177, 1832340, 2626354, 3664680, 3939531, 4244921, 5252708, 6565885, 7879062, 8489842, 10505416, 12734763, 13131770, 15758124, 16979684, 19697655, 21224605, 25469526, 26263540, 31516248, 33959368, 39395310, 42449210, 50939052, 52527080, 63673815, 78790620, 84898420, 101878104, 127347630, 157581240, 169796840, 182531603, 254695260, 365063206, 509390520, 547594809, 730126412, 912658015, 1095189618, 1460252824, 1825316030, 2190379236, 2737974045, 3650632060, 4380758472, 5475948090, 7301264120, 10951896180, 21903792360]

約数ペア:

[(1, 21903792360), (2, 10951896180), (3, 7301264120), (4, 5475948090), (5, 4380758472), (6, 3650632060), (8, 2737974045), (10, 2190379236), (12, 1825316030), (15, 1460252824), (20, 1095189618), (24, 912658015), (30, 730126412), (40, 547594809), (43, 509390520), (60, 365063206), (86, 254695260), (120, 182531603), (129, 169796840), (139, 157581240), (172, 127347630), (215, 101878104), (258, 84898420), (278, 78790620), (344, 63673815), (417, 52527080), (430, 50939052), (516, 42449210), (556, 39395310), (645, 33959368), (695, 31516248), (834, 26263540), (860, 25469526), (1032, 21224605), (1112, 19697655), (1290, 16979684), (1390, 15758124), (1668, 13131770), (1720, 12734763), (2085, 10505416), (2580, 8489842), (2780, 7879062), (3336, 6565885), (4170, 5252708), (5160, 4244921), (5560, 3939531), (5977, 3664680), (8340, 2626354), (11954, 1832340), (16680, 1313177), (17931, 1221560), (23908, 916170), (29885, 732936), (30539, 717240), (35862, 610780), (47816, 458085), (59770, 366468), (61078, 358620), (71724, 305390), (89655, 244312), (91617, 239080), (119540, 183234), (122156, 179310), (143448, 152695)]