384698984

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 788356800

約数和(自身を除く): 403657816

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 157, 172, 314, 344, 419, 628, 731, 838, 1256, 1462, 1676, 2669, 2924, 3352, 5338, 5848, 6751, 7123, 10676, 13502, 14246, 18017, 21352, 27004, 28492, 36034, 54008, 56984, 65783, 72068, 114767, 131566, 144136, 229534, 263132, 306289, 459068, 526264, 612578, 918136, 1118311, 1225156, 2236622, 2450312, 2828669, 4473244, 5657338, 8946488, 11314676, 22629352, 48087373, 96174746, 192349492, 384698984]

約数ペア:

[(1, 384698984), (2, 192349492), (4, 96174746), (8, 48087373), (17, 22629352), (34, 11314676), (43, 8946488), (68, 5657338), (86, 4473244), (136, 2828669), (157, 2450312), (172, 2236622), (314, 1225156), (344, 1118311), (419, 918136), (628, 612578), (731, 526264), (838, 459068), (1256, 306289), (1462, 263132), (1676, 229534), (2669, 144136), (2924, 131566), (3352, 114767), (5338, 72068), (5848, 65783), (6751, 56984), (7123, 54008), (10676, 36034), (13502, 28492), (14246, 27004), (18017, 21352)]