123618780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{2999}}^1$

素因数の和:3243

約数の個数: 72

約数和(自身を含む): 376740000

約数和(自身を除く): 253121220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 458, 687, 916, 1145, 1374, 2061, 2290, 2748, 2999, 3435, 4122, 4580, 5998, 6870, 8244, 8997, 10305, 11996, 13740, 14995, 17994, 20610, 26991, 29990, 35988, 41220, 44985, 53982, 59980, 89970, 107964, 134955, 179940, 269910, 539820, 686771, 1373542, 2060313, 2747084, 3433855, 4120626, 6180939, 6867710, 8241252, 10301565, 12361878, 13735420, 20603130, 24723756, 30904695, 41206260, 61809390, 123618780]

約数ペア:

[(1, 123618780), (2, 61809390), (3, 41206260), (4, 30904695), (5, 24723756), (6, 20603130), (9, 13735420), (10, 12361878), (12, 10301565), (15, 8241252), (18, 6867710), (20, 6180939), (30, 4120626), (36, 3433855), (45, 2747084), (60, 2060313), (90, 1373542), (180, 686771), (229, 539820), (458, 269910), (687, 179940), (916, 134955), (1145, 107964), (1374, 89970), (2061, 59980), (2290, 53982), (2748, 44985), (2999, 41220), (3435, 35988), (4122, 29990), (4580, 26991), (5998, 20610), (6870, 17994), (8244, 14995), (8997, 13740), (10305, 11996)]