818347920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8461}}^1$

素因数の和:8521

約数の個数: 160

約数和(自身を含む): 2820486144

約数和(自身を除く): 2002138224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 465, 496, 520, 620, 624, 744, 780, 806, 930, 1040, 1209, 1240, 1488, 1560, 1612, 1860, 2015, 2418, 2480, 3120, 3224, 3720, 4030, 4836, 6045, 6448, 7440, 8060, 8461, 9672, 12090, 16120, 16922, 19344, 24180, 25383, 32240, 33844, 42305, 48360, 50766, 67688, 84610, 96720, 101532, 109993, 126915, 135376, 169220, 203064, 219986, 253830, 262291, 329979, 338440, 406128, 439972, 507660, 524582, 549965, 659958, 676880, 786873, 879944, 1015320, 1049164, 1099930, 1311455, 1319916, 1573746, 1649895, 1759888, 2030640, 2098328, 2199860, 2622910, 2639832, 3147492, 3299790, 3409783, 3934365, 4196656, 4399720, 5245820, 5279664, 6294984, 6599580, 6819566, 7868730, 8799440, 10229349, 10491640, 12589968, 13199160, 13639132, 15737460, 17048915, 20458698, 20983280, 26398320, 27278264, 31474920, 34097830, 40917396, 51146745, 54556528, 62949840, 68195660, 81834792, 102293490, 136391320, 163669584, 204586980, 272782640, 409173960, 818347920]

約数ペア:

[(1, 818347920), (2, 409173960), (3, 272782640), (4, 204586980), (5, 163669584), (6, 136391320), (8, 102293490), (10, 81834792), (12, 68195660), (13, 62949840), (15, 54556528), (16, 51146745), (20, 40917396), (24, 34097830), (26, 31474920), (30, 27278264), (31, 26398320), (39, 20983280), (40, 20458698), (48, 17048915), (52, 15737460), (60, 13639132), (62, 13199160), (65, 12589968), (78, 10491640), (80, 10229349), (93, 8799440), (104, 7868730), (120, 6819566), (124, 6599580), (130, 6294984), (155, 5279664), (156, 5245820), (186, 4399720), (195, 4196656), (208, 3934365), (240, 3409783), (248, 3299790), (260, 3147492), (310, 2639832), (312, 2622910), (372, 2199860), (390, 2098328), (403, 2030640), (465, 1759888), (496, 1649895), (520, 1573746), (620, 1319916), (624, 1311455), (744, 1099930), (780, 1049164), (806, 1015320), (930, 879944), (1040, 786873), (1209, 676880), (1240, 659958), (1488, 549965), (1560, 524582), (1612, 507660), (1860, 439972), (2015, 406128), (2418, 338440), (2480, 329979), (3120, 262291), (3224, 253830), (3720, 219986), (4030, 203064), (4836, 169220), (6045, 135376), (6448, 126915), (7440, 109993), (8060, 101532), (8461, 96720), (9672, 84610), (12090, 67688), (16120, 50766), (16922, 48360), (19344, 42305), (24180, 33844), (25383, 32240)]