166223240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3623}}^1$

素因数の和:3702

約数の個数: 64

約数和(自身を含む): 396610560

約数和(自身を除く): 230387320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1480, 2294, 3623, 4588, 5735, 7246, 9176, 11470, 14492, 18115, 22940, 28984, 36230, 45880, 72460, 112313, 134051, 144920, 224626, 268102, 449252, 536204, 561565, 670255, 898504, 1072408, 1123130, 1340510, 2246260, 2681020, 4155581, 4492520, 5362040, 8311162, 16622324, 20777905, 33244648, 41555810, 83111620, 166223240]

約数ペア:

[(1, 166223240), (2, 83111620), (4, 41555810), (5, 33244648), (8, 20777905), (10, 16622324), (20, 8311162), (31, 5362040), (37, 4492520), (40, 4155581), (62, 2681020), (74, 2246260), (124, 1340510), (148, 1123130), (155, 1072408), (185, 898504), (248, 670255), (296, 561565), (310, 536204), (370, 449252), (620, 268102), (740, 224626), (1147, 144920), (1240, 134051), (1480, 112313), (2294, 72460), (3623, 45880), (4588, 36230), (5735, 28984), (7246, 22940), (9176, 18115), (11470, 14492)]