61511580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:396

約数の個数: 144

約数和(自身を含む): 203758464

約数和(自身を除く): 142246884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 97, 117, 130, 156, 180, 194, 195, 234, 260, 271, 291, 388, 390, 468, 485, 542, 582, 585, 780, 813, 873, 970, 1084, 1164, 1170, 1261, 1355, 1455, 1626, 1746, 1940, 2340, 2439, 2522, 2710, 2910, 3252, 3492, 3523, 3783, 4065, 4365, 4878, 5044, 5420, 5820, 6305, 7046, 7566, 8130, 8730, 9756, 10569, 11349, 12195, 12610, 14092, 15132, 16260, 17460, 17615, 18915, 21138, 22698, 24390, 25220, 26287, 31707, 35230, 37830, 42276, 45396, 48780, 52574, 52845, 56745, 63414, 70460, 75660, 78861, 105148, 105690, 113490, 126828, 131435, 157722, 158535, 211380, 226980, 236583, 262870, 315444, 317070, 341731, 394305, 473166, 525740, 634140, 683462, 788610, 946332, 1025193, 1182915, 1366924, 1577220, 1708655, 2050386, 2365830, 3075579, 3417310, 4100772, 4731660, 5125965, 6151158, 6834620, 10251930, 12302316, 15377895, 20503860, 30755790, 61511580]

約数ペア:

[(1, 61511580), (2, 30755790), (3, 20503860), (4, 15377895), (5, 12302316), (6, 10251930), (9, 6834620), (10, 6151158), (12, 5125965), (13, 4731660), (15, 4100772), (18, 3417310), (20, 3075579), (26, 2365830), (30, 2050386), (36, 1708655), (39, 1577220), (45, 1366924), (52, 1182915), (60, 1025193), (65, 946332), (78, 788610), (90, 683462), (97, 634140), (117, 525740), (130, 473166), (156, 394305), (180, 341731), (194, 317070), (195, 315444), (234, 262870), (260, 236583), (271, 226980), (291, 211380), (388, 158535), (390, 157722), (468, 131435), (485, 126828), (542, 113490), (582, 105690), (585, 105148), (780, 78861), (813, 75660), (873, 70460), (970, 63414), (1084, 56745), (1164, 52845), (1170, 52574), (1261, 48780), (1355, 45396), (1455, 42276), (1626, 37830), (1746, 35230), (1940, 31707), (2340, 26287), (2439, 25220), (2522, 24390), (2710, 22698), (2910, 21138), (3252, 18915), (3492, 17615), (3523, 17460), (3783, 16260), (4065, 15132), (4365, 14092), (4878, 12610), (5044, 12195), (5420, 11349), (5820, 10569), (6305, 9756), (7046, 8730), (7566, 8130)]