315537460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{13999}}^1$

素因数の和:14045

約数の個数: 72

約数和(自身を含む): 804384000

約数和(自身を除く): 488846540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 3220, 4508, 5635, 11270, 13999, 22540, 27998, 55996, 69995, 97993, 139990, 195986, 279980, 321977, 391972, 489965, 643954, 685951, 979930, 1287908, 1371902, 1609885, 1959860, 2253839, 2743804, 3219770, 3429755, 4507678, 6439540, 6859510, 9015356, 11269195, 13719020, 15776873, 22538390, 31553746, 45076780, 63107492, 78884365, 157768730, 315537460]

約数ペア:

[(1, 315537460), (2, 157768730), (4, 78884365), (5, 63107492), (7, 45076780), (10, 31553746), (14, 22538390), (20, 15776873), (23, 13719020), (28, 11269195), (35, 9015356), (46, 6859510), (49, 6439540), (70, 4507678), (92, 3429755), (98, 3219770), (115, 2743804), (140, 2253839), (161, 1959860), (196, 1609885), (230, 1371902), (245, 1287908), (322, 979930), (460, 685951), (490, 643954), (644, 489965), (805, 391972), (980, 321977), (1127, 279980), (1610, 195986), (2254, 139990), (3220, 97993), (4508, 69995), (5635, 55996), (11270, 27998), (13999, 22540)]