154429940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{773}}^1\times {\mathrm{1427}}^1$

素因数の和:2216

約数の個数: 48

約数和(自身を含む): 371371392

約数和(自身を除く): 216941452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 773, 1427, 1546, 2854, 3092, 3865, 5411, 5708, 7135, 7730, 9989, 10822, 14270, 15460, 19978, 21644, 27055, 28540, 39956, 49945, 54110, 99890, 108220, 199780, 1103071, 2206142, 4412284, 5515355, 7721497, 11030710, 15442994, 22061420, 30885988, 38607485, 77214970, 154429940]

約数ペア:

[(1, 154429940), (2, 77214970), (4, 38607485), (5, 30885988), (7, 22061420), (10, 15442994), (14, 11030710), (20, 7721497), (28, 5515355), (35, 4412284), (70, 2206142), (140, 1103071), (773, 199780), (1427, 108220), (1546, 99890), (2854, 54110), (3092, 49945), (3865, 39956), (5411, 28540), (5708, 27055), (7135, 21644), (7730, 19978), (9989, 15460), (10822, 14270)]