228758920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:695

約数の個数: 128

約数和(自身を含む): 598026240

約数和(自身を除く): 369267320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 31, 40, 46, 52, 62, 65, 92, 104, 115, 124, 130, 155, 184, 230, 248, 260, 299, 310, 403, 460, 520, 598, 617, 620, 713, 806, 920, 1196, 1234, 1240, 1426, 1495, 1612, 2015, 2392, 2468, 2852, 2990, 3085, 3224, 3565, 4030, 4936, 5704, 5980, 6170, 7130, 8021, 8060, 9269, 11960, 12340, 14191, 14260, 16042, 16120, 18538, 19127, 24680, 28382, 28520, 32084, 37076, 38254, 40105, 46345, 56764, 64168, 70955, 74152, 76508, 80210, 92690, 95635, 113528, 141910, 153016, 160420, 184483, 185380, 191270, 248651, 283820, 320840, 368966, 370760, 382540, 439921, 497302, 567640, 737932, 765080, 879842, 922415, 994604, 1243255, 1475864, 1759684, 1844830, 1989208, 2199605, 2486510, 3519368, 3689660, 4399210, 4973020, 5718973, 7379320, 8798420, 9946040, 11437946, 17596840, 22875892, 28594865, 45751784, 57189730, 114379460, 228758920]

約数ペア:

[(1, 228758920), (2, 114379460), (4, 57189730), (5, 45751784), (8, 28594865), (10, 22875892), (13, 17596840), (20, 11437946), (23, 9946040), (26, 8798420), (31, 7379320), (40, 5718973), (46, 4973020), (52, 4399210), (62, 3689660), (65, 3519368), (92, 2486510), (104, 2199605), (115, 1989208), (124, 1844830), (130, 1759684), (155, 1475864), (184, 1243255), (230, 994604), (248, 922415), (260, 879842), (299, 765080), (310, 737932), (403, 567640), (460, 497302), (520, 439921), (598, 382540), (617, 370760), (620, 368966), (713, 320840), (806, 283820), (920, 248651), (1196, 191270), (1234, 185380), (1240, 184483), (1426, 160420), (1495, 153016), (1612, 141910), (2015, 113528), (2392, 95635), (2468, 92690), (2852, 80210), (2990, 76508), (3085, 74152), (3224, 70955), (3565, 64168), (4030, 56764), (4936, 46345), (5704, 40105), (5980, 38254), (6170, 37076), (7130, 32084), (8021, 28520), (8060, 28382), (9269, 24680), (11960, 19127), (12340, 18538), (14191, 16120), (14260, 16042)]