218493840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{2377}}^1$

素因数の和:2776

約数の個数: 80

約数和(自身を含む): 679385088

約数和(自身を除く): 460891248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 383, 766, 1149, 1532, 1915, 2298, 2377, 3064, 3830, 4596, 4754, 5745, 6128, 7131, 7660, 9192, 9508, 11490, 11885, 14262, 15320, 18384, 19016, 22980, 23770, 28524, 30640, 35655, 38032, 45960, 47540, 57048, 71310, 91920, 95080, 114096, 142620, 190160, 285240, 570480, 910391, 1820782, 2731173, 3641564, 4551955, 5462346, 7283128, 9103910, 10924692, 13655865, 14566256, 18207820, 21849384, 27311730, 36415640, 43698768, 54623460, 72831280, 109246920, 218493840]

約数ペア:

[(1, 218493840), (2, 109246920), (3, 72831280), (4, 54623460), (5, 43698768), (6, 36415640), (8, 27311730), (10, 21849384), (12, 18207820), (15, 14566256), (16, 13655865), (20, 10924692), (24, 9103910), (30, 7283128), (40, 5462346), (48, 4551955), (60, 3641564), (80, 2731173), (120, 1820782), (240, 910391), (383, 570480), (766, 285240), (1149, 190160), (1532, 142620), (1915, 114096), (2298, 95080), (2377, 91920), (3064, 71310), (3830, 57048), (4596, 47540), (4754, 45960), (5745, 38032), (6128, 35655), (7131, 30640), (7660, 28524), (9192, 23770), (9508, 22980), (11490, 19016), (11885, 18384), (14262, 15320)]