1499217040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{31817}}^1$

素因数の和:31880

約数の個数: 80

約数和(自身を含む): 3787614720

約数和(自身を除く): 2288397680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 620, 760, 1178, 1240, 1520, 2356, 2480, 2945, 4712, 5890, 9424, 11780, 23560, 31817, 47120, 63634, 127268, 159085, 254536, 318170, 509072, 604523, 636340, 986327, 1209046, 1272680, 1972654, 2418092, 2545360, 3022615, 3945308, 4836184, 4931635, 6045230, 7890616, 9672368, 9863270, 12090460, 15781232, 18740213, 19726540, 24180920, 37480426, 39453080, 48361840, 74960852, 78906160, 93701065, 149921704, 187402130, 299843408, 374804260, 749608520, 1499217040]

約数ペア:

[(1, 1499217040), (2, 749608520), (4, 374804260), (5, 299843408), (8, 187402130), (10, 149921704), (16, 93701065), (19, 78906160), (20, 74960852), (31, 48361840), (38, 39453080), (40, 37480426), (62, 24180920), (76, 19726540), (80, 18740213), (95, 15781232), (124, 12090460), (152, 9863270), (155, 9672368), (190, 7890616), (248, 6045230), (304, 4931635), (310, 4836184), (380, 3945308), (496, 3022615), (589, 2545360), (620, 2418092), (760, 1972654), (1178, 1272680), (1240, 1209046), (1520, 986327), (2356, 636340), (2480, 604523), (2945, 509072), (4712, 318170), (5890, 254536), (9424, 159085), (11780, 127268), (23560, 63634), (31817, 47120)]