290675760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{15331}}^1$

素因数の和:15426

約数の個数: 80

約数和(自身を含む): 912560640

約数和(自身を除く): 621884880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2370, 3160, 3792, 4740, 6320, 9480, 15331, 18960, 30662, 45993, 61324, 76655, 91986, 122648, 153310, 183972, 229965, 245296, 306620, 367944, 459930, 613240, 735888, 919860, 1211149, 1226480, 1839720, 2422298, 3633447, 3679440, 4844596, 6055745, 7266894, 9689192, 12111490, 14533788, 18167235, 19378384, 24222980, 29067576, 36334470, 48445960, 58135152, 72668940, 96891920, 145337880, 290675760]

約数ペア:

[(1, 290675760), (2, 145337880), (3, 96891920), (4, 72668940), (5, 58135152), (6, 48445960), (8, 36334470), (10, 29067576), (12, 24222980), (15, 19378384), (16, 18167235), (20, 14533788), (24, 12111490), (30, 9689192), (40, 7266894), (48, 6055745), (60, 4844596), (79, 3679440), (80, 3633447), (120, 2422298), (158, 1839720), (237, 1226480), (240, 1211149), (316, 919860), (395, 735888), (474, 613240), (632, 459930), (790, 367944), (948, 306620), (1185, 245296), (1264, 229965), (1580, 183972), (1896, 153310), (2370, 122648), (3160, 91986), (3792, 76655), (4740, 61324), (6320, 45993), (9480, 30662), (15331, 18960)]