393400560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{234167}}^1$

素因数の和:234190

約数の個数: 80

約数和(自身を含む): 1393767936

約数和(自身を除く): 1000367376

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 234167, 468334, 702501, 936668, 1170835, 1405002, 1639169, 1873336, 2341670, 2810004, 3278338, 3512505, 3746672, 4683340, 4917507, 5620008, 6556676, 7025010, 8195845, 9366680, 9835014, 11240016, 13113352, 14050020, 16391690, 18733360, 19670028, 24587535, 26226704, 28100040, 32783380, 39340056, 49175070, 56200080, 65566760, 78680112, 98350140, 131133520, 196700280, 393400560]

約数ペア:

[(1, 393400560), (2, 196700280), (3, 131133520), (4, 98350140), (5, 78680112), (6, 65566760), (7, 56200080), (8, 49175070), (10, 39340056), (12, 32783380), (14, 28100040), (15, 26226704), (16, 24587535), (20, 19670028), (21, 18733360), (24, 16391690), (28, 14050020), (30, 13113352), (35, 11240016), (40, 9835014), (42, 9366680), (48, 8195845), (56, 7025010), (60, 6556676), (70, 5620008), (80, 4917507), (84, 4683340), (105, 3746672), (112, 3512505), (120, 3278338), (140, 2810004), (168, 2341670), (210, 1873336), (240, 1639169), (280, 1405002), (336, 1170835), (420, 936668), (560, 702501), (840, 468334), (1680, 234167)]