1216779720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59999}}^1$

素因数の和:60039

約数の個数: 96

約数和(自身を含む): 3952800000

約数和(自身を除く): 2736020280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 169, 195, 260, 312, 338, 390, 507, 520, 676, 780, 845, 1014, 1352, 1560, 1690, 2028, 2535, 3380, 4056, 5070, 6760, 10140, 20280, 59999, 119998, 179997, 239996, 299995, 359994, 479992, 599990, 719988, 779987, 899985, 1199980, 1439976, 1559974, 1799970, 2339961, 2399960, 3119948, 3599940, 3899935, 4679922, 6239896, 7199880, 7799870, 9359844, 10139831, 11699805, 15599740, 18719688, 20279662, 23399610, 30419493, 31199480, 40559324, 46799220, 50699155, 60838986, 81118648, 93598440, 101398310, 121677972, 152097465, 202796620, 243355944, 304194930, 405593240, 608389860, 1216779720]

約数ペア:

[(1, 1216779720), (2, 608389860), (3, 405593240), (4, 304194930), (5, 243355944), (6, 202796620), (8, 152097465), (10, 121677972), (12, 101398310), (13, 93598440), (15, 81118648), (20, 60838986), (24, 50699155), (26, 46799220), (30, 40559324), (39, 31199480), (40, 30419493), (52, 23399610), (60, 20279662), (65, 18719688), (78, 15599740), (104, 11699805), (120, 10139831), (130, 9359844), (156, 7799870), (169, 7199880), (195, 6239896), (260, 4679922), (312, 3899935), (338, 3599940), (390, 3119948), (507, 2399960), (520, 2339961), (676, 1799970), (780, 1559974), (845, 1439976), (1014, 1199980), (1352, 899985), (1560, 779987), (1690, 719988), (2028, 599990), (2535, 479992), (3380, 359994), (4056, 299995), (5070, 239996), (6760, 179997), (10140, 119998), (20280, 59999)]