28710916920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{1627603}}^1$

素因数の和:1627634

約数の個数: 144

約数和(自身を含む): 108544910760

約数和(自身を除く): 79833993840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 1627603, 3255206, 4882809, 6510412, 8138015, 9765618, 11393221, 13020824, 14648427, 16276030, 19531236, 22786442, 24414045, 29296854, 32552060, 34179663, 39062472, 45572884, 48828090, 56966105, 58593708, 65104120, 68359326, 73242135, 79752547, 91145768, 97656180, 102538989, 113932210, 117187416, 136718652, 146484270, 159505094, 170898315, 195312360, 205077978, 227864420, 239257641, 273437304, 292968540, 319010188, 341796630, 398762735, 410155956, 455728840, 478515282, 512694945, 585937080, 638020376, 683593260, 717772923, 797525470, 820311912, 957030564, 1025389890, 1196288205, 1367186520, 1435545846, 1595050940, 1914061128, 2050779780, 2392576410, 2871091692, 3190101880, 3588864615, 4101559560, 4785152820, 5742183384, 7177729230, 9570305640, 14355458460, 28710916920]

約数ペア:

[(1, 28710916920), (2, 14355458460), (3, 9570305640), (4, 7177729230), (5, 5742183384), (6, 4785152820), (7, 4101559560), (8, 3588864615), (9, 3190101880), (10, 2871091692), (12, 2392576410), (14, 2050779780), (15, 1914061128), (18, 1595050940), (20, 1435545846), (21, 1367186520), (24, 1196288205), (28, 1025389890), (30, 957030564), (35, 820311912), (36, 797525470), (40, 717772923), (42, 683593260), (45, 638020376), (49, 585937080), (56, 512694945), (60, 478515282), (63, 455728840), (70, 410155956), (72, 398762735), (84, 341796630), (90, 319010188), (98, 292968540), (105, 273437304), (120, 239257641), (126, 227864420), (140, 205077978), (147, 195312360), (168, 170898315), (180, 159505094), (196, 146484270), (210, 136718652), (245, 117187416), (252, 113932210), (280, 102538989), (294, 97656180), (315, 91145768), (360, 79752547), (392, 73242135), (420, 68359326), (441, 65104120), (490, 58593708), (504, 56966105), (588, 48828090), (630, 45572884), (735, 39062472), (840, 34179663), (882, 32552060), (980, 29296854), (1176, 24414045), (1260, 22786442), (1470, 19531236), (1764, 16276030), (1960, 14648427), (2205, 13020824), (2520, 11393221), (2940, 9765618), (3528, 8138015), (4410, 6510412), (5880, 4882809), (8820, 3255206), (17640, 1627603)]