8489772840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61681}}^1$

素因数の和:61763

約数の個数: 128

約数和(自身を含む): 27001912320

約数和(自身を除く): 18512139480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 37, 40, 60, 62, 74, 93, 111, 120, 124, 148, 155, 185, 186, 222, 248, 296, 310, 370, 372, 444, 465, 555, 620, 740, 744, 888, 930, 1110, 1147, 1240, 1480, 1860, 2220, 2294, 3441, 3720, 4440, 4588, 5735, 6882, 9176, 11470, 13764, 17205, 22940, 27528, 34410, 45880, 61681, 68820, 123362, 137640, 185043, 246724, 308405, 370086, 493448, 616810, 740172, 925215, 1233620, 1480344, 1850430, 1912111, 2282197, 2467240, 3700860, 3824222, 4564394, 5736333, 6846591, 7401720, 7648444, 9128788, 9560555, 11410985, 11472666, 13693182, 15296888, 18257576, 19121110, 22821970, 22945332, 27386364, 28681665, 34232955, 38242220, 45643940, 45890664, 54772728, 57363330, 68465910, 70748107, 76484440, 91287880, 114726660, 136931820, 141496214, 212244321, 229453320, 273863640, 282992428, 353740535, 424488642, 565984856, 707481070, 848977284, 1061221605, 1414962140, 1697954568, 2122443210, 2829924280, 4244886420, 8489772840]

約数ペア:

[(1, 8489772840), (2, 4244886420), (3, 2829924280), (4, 2122443210), (5, 1697954568), (6, 1414962140), (8, 1061221605), (10, 848977284), (12, 707481070), (15, 565984856), (20, 424488642), (24, 353740535), (30, 282992428), (31, 273863640), (37, 229453320), (40, 212244321), (60, 141496214), (62, 136931820), (74, 114726660), (93, 91287880), (111, 76484440), (120, 70748107), (124, 68465910), (148, 57363330), (155, 54772728), (185, 45890664), (186, 45643940), (222, 38242220), (248, 34232955), (296, 28681665), (310, 27386364), (370, 22945332), (372, 22821970), (444, 19121110), (465, 18257576), (555, 15296888), (620, 13693182), (740, 11472666), (744, 11410985), (888, 9560555), (930, 9128788), (1110, 7648444), (1147, 7401720), (1240, 6846591), (1480, 5736333), (1860, 4564394), (2220, 3824222), (2294, 3700860), (3441, 2467240), (3720, 2282197), (4440, 1912111), (4588, 1850430), (5735, 1480344), (6882, 1233620), (9176, 925215), (11470, 740172), (13764, 616810), (17205, 493448), (22940, 370086), (27528, 308405), (34410, 246724), (45880, 185043), (61681, 137640), (68820, 123362)]