659889688960

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6737}}^1\times {\mathrm{4937}}^1$

素因数の和:11724

約数の個数: 128

約数和(自身を含む): 1629009066240

約数和(自身を除く): 969119377280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4937, 4960, 6737, 9874, 9920, 13474, 19748, 19840, 24685, 26948, 33685, 39496, 49370, 53896, 67370, 78992, 98740, 107792, 134740, 153047, 157984, 197480, 208847, 215584, 269480, 306094, 315968, 394960, 417694, 431168, 538960, 612188, 631936, 765235, 789920, 835388, 862336, 1044235, 1077920, 1224376, 1530470, 1579840, 1670776, 2088470, 2155840, 2448752, 3060940, 3159680, 3341552, 4176940, 4311680, 4897504, 6121880, 6683104, 8353880, 9795008, 12243760, 13366208, 16707760, 19590016, 24487520, 26732416, 33260569, 33415520, 48975040, 66521138, 66831040, 97950080, 133042276, 133662080, 166302845, 266084552, 332605690, 532169104, 665211380, 1031077639, 1064338208, 1330422760, 2062155278, 2128676416, 2660845520, 4124310556, 4257352832, 5155388195, 5321691040, 8248621112, 10310776390, 10643382080, 16497242224, 20621552780, 21286764160, 32994484448, 41243105560, 65988968896, 82486211120, 131977937792, 164972422240, 329944844480, 659889688960]

約数ペア:

[(1, 659889688960), (2, 329944844480), (4, 164972422240), (5, 131977937792), (8, 82486211120), (10, 65988968896), (16, 41243105560), (20, 32994484448), (31, 21286764160), (32, 20621552780), (40, 16497242224), (62, 10643382080), (64, 10310776390), (80, 8248621112), (124, 5321691040), (128, 5155388195), (155, 4257352832), (160, 4124310556), (248, 2660845520), (310, 2128676416), (320, 2062155278), (496, 1330422760), (620, 1064338208), (640, 1031077639), (992, 665211380), (1240, 532169104), (1984, 332605690), (2480, 266084552), (3968, 166302845), (4937, 133662080), (4960, 133042276), (6737, 97950080), (9874, 66831040), (9920, 66521138), (13474, 48975040), (19748, 33415520), (19840, 33260569), (24685, 26732416), (26948, 24487520), (33685, 19590016), (39496, 16707760), (49370, 13366208), (53896, 12243760), (67370, 9795008), (78992, 8353880), (98740, 6683104), (107792, 6121880), (134740, 4897504), (153047, 4311680), (157984, 4176940), (197480, 3341552), (208847, 3159680), (215584, 3060940), (269480, 2448752), (306094, 2155840), (315968, 2088470), (394960, 1670776), (417694, 1579840), (431168, 1530470), (538960, 1224376), (612188, 1077920), (631936, 1044235), (765235, 862336), (789920, 835388)]