127156960640

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1\times {\mathrm{7639}}^1$

素因数の和:8528

約数の個数: 128

約数和(自身を含む): 314205696000

約数和(自身を除く): 187048735360

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, 839, 992, 1240, 1678, 1984, 2480, 3356, 3968, 4195, 4960, 6712, 7639, 8390, 9920, 13424, 15278, 16780, 19840, 26009, 26848, 30556, 33560, 38195, 52018, 53696, 61112, 67120, 76390, 104036, 107392, 122224, 130045, 134240, 152780, 208072, 236809, 244448, 260090, 268480, 305560, 416144, 473618, 488896, 520180, 536960, 611120, 832288, 947236, 977792, 1040360, 1184045, 1222240, 1664576, 1894472, 2080720, 2368090, 2444480, 3329152, 3788944, 4161440, 4736180, 4888960, 6409121, 7577888, 8322880, 9472360, 12818242, 15155776, 16645760, 18944720, 25636484, 30311552, 32045605, 37889440, 51272968, 64091210, 75778880, 102545936, 128182420, 151557760, 198682751, 205091872, 256364840, 397365502, 410183744, 512729680, 794731004, 820367488, 993413755, 1025459360, 1589462008, 1986827510, 2050918720, 3178924016, 3973655020, 4101837440, 6357848032, 7947310040, 12715696064, 15894620080, 25431392128, 31789240160, 63578480320, 127156960640]

約数ペア:

[(1, 127156960640), (2, 63578480320), (4, 31789240160), (5, 25431392128), (8, 15894620080), (10, 12715696064), (16, 7947310040), (20, 6357848032), (31, 4101837440), (32, 3973655020), (40, 3178924016), (62, 2050918720), (64, 1986827510), (80, 1589462008), (124, 1025459360), (128, 993413755), (155, 820367488), (160, 794731004), (248, 512729680), (310, 410183744), (320, 397365502), (496, 256364840), (620, 205091872), (640, 198682751), (839, 151557760), (992, 128182420), (1240, 102545936), (1678, 75778880), (1984, 64091210), (2480, 51272968), (3356, 37889440), (3968, 32045605), (4195, 30311552), (4960, 25636484), (6712, 18944720), (7639, 16645760), (8390, 15155776), (9920, 12818242), (13424, 9472360), (15278, 8322880), (16780, 7577888), (19840, 6409121), (26009, 4888960), (26848, 4736180), (30556, 4161440), (33560, 3788944), (38195, 3329152), (52018, 2444480), (53696, 2368090), (61112, 2080720), (67120, 1894472), (76390, 1664576), (104036, 1222240), (107392, 1184045), (122224, 1040360), (130045, 977792), (134240, 947236), (152780, 832288), (208072, 611120), (236809, 536960), (244448, 520180), (260090, 488896), (268480, 473618), (305560, 416144)]