1543451890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:312

約数の個数: 96

約数和(自身を含む): 3068214336

約数和(自身を除く): 1524762446

約数列:

[1, 2, 5, 10, 19, 38, 43, 61, 86, 95, 122, 163, 190, 215, 305, 326, 361, 430, 610, 722, 815, 817, 1159, 1630, 1634, 1805, 2318, 2623, 3097, 3610, 4085, 5246, 5795, 6194, 7009, 8170, 9943, 11590, 13115, 14018, 15485, 15523, 19886, 22021, 26230, 30970, 31046, 35045, 44042, 49715, 49837, 58843, 70090, 77615, 99430, 99674, 110105, 117686, 133171, 155230, 188917, 220210, 249185, 266342, 294215, 377834, 427549, 498370, 588430, 665855, 855098, 944585, 946903, 1331710, 1889170, 1893806, 2137745, 2530249, 3589423, 4275490, 4734515, 5060498, 7178846, 8123431, 9469030, 12651245, 16246862, 17947115, 25302490, 35894230, 40617155, 81234310, 154345189, 308690378, 771725945, 1543451890]

約数ペア:

[(1, 1543451890), (2, 771725945), (5, 308690378), (10, 154345189), (19, 81234310), (38, 40617155), (43, 35894230), (61, 25302490), (86, 17947115), (95, 16246862), (122, 12651245), (163, 9469030), (190, 8123431), (215, 7178846), (305, 5060498), (326, 4734515), (361, 4275490), (430, 3589423), (610, 2530249), (722, 2137745), (815, 1893806), (817, 1889170), (1159, 1331710), (1630, 946903), (1634, 944585), (1805, 855098), (2318, 665855), (2623, 588430), (3097, 498370), (3610, 427549), (4085, 377834), (5246, 294215), (5795, 266342), (6194, 249185), (7009, 220210), (8170, 188917), (9943, 155230), (11590, 133171), (13115, 117686), (14018, 110105), (15485, 99674), (15523, 99430), (19886, 77615), (22021, 70090), (26230, 58843), (30970, 49837), (31046, 49715), (35045, 44042)]