1261749000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{9781}}^1$

素因数の和:9848

約数の個数: 128

約数和(自身を含む): 4028618880

約数和(自身を除く): 2766869880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 43, 50, 60, 75, 86, 100, 120, 125, 129, 150, 172, 200, 215, 250, 258, 300, 344, 375, 430, 500, 516, 600, 645, 750, 860, 1000, 1032, 1075, 1290, 1500, 1720, 2150, 2580, 3000, 3225, 4300, 5160, 5375, 6450, 8600, 9781, 10750, 12900, 16125, 19562, 21500, 25800, 29343, 32250, 39124, 43000, 48905, 58686, 64500, 78248, 97810, 117372, 129000, 146715, 195620, 234744, 244525, 293430, 391240, 420583, 489050, 586860, 733575, 841166, 978100, 1173720, 1222625, 1261749, 1467150, 1682332, 1956200, 2102915, 2445250, 2523498, 2934300, 3364664, 3667875, 4205830, 4890500, 5046996, 5868600, 6308745, 7335750, 8411660, 9781000, 10093992, 10514575, 12617490, 14671500, 16823320, 21029150, 25234980, 29343000, 31543725, 42058300, 50469960, 52572875, 63087450, 84116600, 105145750, 126174900, 157718625, 210291500, 252349800, 315437250, 420583000, 630874500, 1261749000]

約数ペア:

[(1, 1261749000), (2, 630874500), (3, 420583000), (4, 315437250), (5, 252349800), (6, 210291500), (8, 157718625), (10, 126174900), (12, 105145750), (15, 84116600), (20, 63087450), (24, 52572875), (25, 50469960), (30, 42058300), (40, 31543725), (43, 29343000), (50, 25234980), (60, 21029150), (75, 16823320), (86, 14671500), (100, 12617490), (120, 10514575), (125, 10093992), (129, 9781000), (150, 8411660), (172, 7335750), (200, 6308745), (215, 5868600), (250, 5046996), (258, 4890500), (300, 4205830), (344, 3667875), (375, 3364664), (430, 2934300), (500, 2523498), (516, 2445250), (600, 2102915), (645, 1956200), (750, 1682332), (860, 1467150), (1000, 1261749), (1032, 1222625), (1075, 1173720), (1290, 978100), (1500, 841166), (1720, 733575), (2150, 586860), (2580, 489050), (3000, 420583), (3225, 391240), (4300, 293430), (5160, 244525), (5375, 234744), (6450, 195620), (8600, 146715), (9781, 129000), (10750, 117372), (12900, 97810), (16125, 78248), (19562, 64500), (21500, 58686), (25800, 48905), (29343, 43000), (32250, 39124)]