1900649880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{40927}}^1$

素因数の和:40990

約数の個数: 128

約数和(自身を含む): 6482995200

約数和(自身を除く): 4582345320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 86, 90, 108, 120, 129, 135, 172, 180, 215, 216, 258, 270, 344, 360, 387, 430, 516, 540, 645, 774, 860, 1032, 1080, 1161, 1290, 1548, 1720, 1935, 2322, 2580, 3096, 3870, 4644, 5160, 5805, 7740, 9288, 11610, 15480, 23220, 40927, 46440, 81854, 122781, 163708, 204635, 245562, 327416, 368343, 409270, 491124, 613905, 736686, 818540, 982248, 1105029, 1227810, 1473372, 1637080, 1759861, 1841715, 2210058, 2455620, 2946744, 3519722, 3683430, 4420116, 4911240, 5279583, 5525145, 7039444, 7366860, 8799305, 8840232, 10559166, 11050290, 14078888, 14733720, 15838749, 17598610, 21118332, 22100580, 26397915, 31677498, 35197220, 42236664, 44201160, 47516247, 52795830, 63354996, 70394440, 79193745, 95032494, 105591660, 126709992, 158387490, 190064988, 211183320, 237581235, 316774980, 380129976, 475162470, 633549960, 950324940, 1900649880]

約数ペア:

[(1, 1900649880), (2, 950324940), (3, 633549960), (4, 475162470), (5, 380129976), (6, 316774980), (8, 237581235), (9, 211183320), (10, 190064988), (12, 158387490), (15, 126709992), (18, 105591660), (20, 95032494), (24, 79193745), (27, 70394440), (30, 63354996), (36, 52795830), (40, 47516247), (43, 44201160), (45, 42236664), (54, 35197220), (60, 31677498), (72, 26397915), (86, 22100580), (90, 21118332), (108, 17598610), (120, 15838749), (129, 14733720), (135, 14078888), (172, 11050290), (180, 10559166), (215, 8840232), (216, 8799305), (258, 7366860), (270, 7039444), (344, 5525145), (360, 5279583), (387, 4911240), (430, 4420116), (516, 3683430), (540, 3519722), (645, 2946744), (774, 2455620), (860, 2210058), (1032, 1841715), (1080, 1759861), (1161, 1637080), (1290, 1473372), (1548, 1227810), (1720, 1105029), (1935, 982248), (2322, 818540), (2580, 736686), (3096, 613905), (3870, 491124), (4644, 409270), (5160, 368343), (5805, 327416), (7740, 245562), (9288, 204635), (11610, 163708), (15480, 122781), (23220, 81854), (40927, 46440)]