164063480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30839}}^1$

素因数の和:30876

約数の個数: 64

約数和(自身を含む): 444096000

約数和(自身を除く): 280032520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 30839, 61678, 123356, 154195, 215873, 246712, 308390, 431746, 585941, 616780, 863492, 1079365, 1171882, 1233560, 1726984, 2158730, 2343764, 2929705, 4101587, 4317460, 4687528, 5859410, 8203174, 8634920, 11718820, 16406348, 20507935, 23437640, 32812696, 41015870, 82031740, 164063480]

約数ペア:

[(1, 164063480), (2, 82031740), (4, 41015870), (5, 32812696), (7, 23437640), (8, 20507935), (10, 16406348), (14, 11718820), (19, 8634920), (20, 8203174), (28, 5859410), (35, 4687528), (38, 4317460), (40, 4101587), (56, 2929705), (70, 2343764), (76, 2158730), (95, 1726984), (133, 1233560), (140, 1171882), (152, 1079365), (190, 863492), (266, 616780), (280, 585941), (380, 431746), (532, 308390), (665, 246712), (760, 215873), (1064, 154195), (1330, 123356), (2660, 61678), (5320, 30839)]