20149358520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{863}}^1\times {\mathrm{1889}}^1$

素因数の和:2869

約数の個数: 128

約数和(自身を含む): 61138022400

約数和(自身を除く): 40988663880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 863, 1030, 1236, 1545, 1726, 1889, 2060, 2472, 2589, 3090, 3452, 3778, 4120, 4315, 5178, 5667, 6180, 6904, 7556, 8630, 9445, 10356, 11334, 12360, 12945, 15112, 17260, 18890, 20712, 22668, 25890, 28335, 34520, 37780, 45336, 51780, 56670, 75560, 88889, 103560, 113340, 177778, 194567, 226680, 266667, 355556, 389134, 444445, 533334, 583701, 711112, 778268, 888890, 972835, 1066668, 1167402, 1333335, 1556536, 1630207, 1777780, 1945670, 2133336, 2334804, 2666670, 2918505, 3260414, 3555560, 3891340, 4669608, 4890621, 5333340, 5837010, 6520828, 7782680, 8151035, 9781242, 10666680, 11674020, 13041656, 16302070, 19562484, 23348040, 24453105, 32604140, 39124968, 48906210, 65208280, 97812420, 167911321, 195624840, 335822642, 503733963, 671645284, 839556605, 1007467926, 1343290568, 1679113210, 2014935852, 2518669815, 3358226420, 4029871704, 5037339630, 6716452840, 10074679260, 20149358520]

約数ペア:

[(1, 20149358520), (2, 10074679260), (3, 6716452840), (4, 5037339630), (5, 4029871704), (6, 3358226420), (8, 2518669815), (10, 2014935852), (12, 1679113210), (15, 1343290568), (20, 1007467926), (24, 839556605), (30, 671645284), (40, 503733963), (60, 335822642), (103, 195624840), (120, 167911321), (206, 97812420), (309, 65208280), (412, 48906210), (515, 39124968), (618, 32604140), (824, 24453105), (863, 23348040), (1030, 19562484), (1236, 16302070), (1545, 13041656), (1726, 11674020), (1889, 10666680), (2060, 9781242), (2472, 8151035), (2589, 7782680), (3090, 6520828), (3452, 5837010), (3778, 5333340), (4120, 4890621), (4315, 4669608), (5178, 3891340), (5667, 3555560), (6180, 3260414), (6904, 2918505), (7556, 2666670), (8630, 2334804), (9445, 2133336), (10356, 1945670), (11334, 1777780), (12360, 1630207), (12945, 1556536), (15112, 1333335), (17260, 1167402), (18890, 1066668), (20712, 972835), (22668, 888890), (25890, 778268), (28335, 711112), (34520, 583701), (37780, 533334), (45336, 444445), (51780, 389134), (56670, 355556), (75560, 266667), (88889, 226680), (103560, 194567), (113340, 177778)]