401218920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{123833}}^1$

素因数の和:123856

約数の個数: 80

約数和(自身を含む): 1348552260

約数和(自身を除く): 947333340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 123833, 247666, 371499, 495332, 619165, 742998, 990664, 1114497, 1238330, 1485996, 1857495, 2228994, 2476660, 2971992, 3343491, 3714990, 4457988, 4953320, 5572485, 6686982, 7429980, 8915976, 10030473, 11144970, 13373964, 14859960, 16717455, 20060946, 22289940, 26747928, 33434910, 40121892, 44579880, 50152365, 66869820, 80243784, 100304730, 133739640, 200609460, 401218920]

約数ペア:

[(1, 401218920), (2, 200609460), (3, 133739640), (4, 100304730), (5, 80243784), (6, 66869820), (8, 50152365), (9, 44579880), (10, 40121892), (12, 33434910), (15, 26747928), (18, 22289940), (20, 20060946), (24, 16717455), (27, 14859960), (30, 13373964), (36, 11144970), (40, 10030473), (45, 8915976), (54, 7429980), (60, 6686982), (72, 5572485), (81, 4953320), (90, 4457988), (108, 3714990), (120, 3343491), (135, 2971992), (162, 2476660), (180, 2228994), (216, 1857495), (270, 1485996), (324, 1238330), (360, 1114497), (405, 990664), (540, 742998), (648, 619165), (810, 495332), (1080, 371499), (1620, 247666), (3240, 123833)]