221042010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{55399}}^1$

素因数の和:55435

約数の個数: 64

約数和(自身を含む): 638208000

約数和(自身を除く): 417165990

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 55399, 110798, 166197, 276995, 332394, 387793, 553990, 775586, 830985, 1052581, 1163379, 1661970, 1938965, 2105162, 2326758, 3157743, 3877930, 5262905, 5816895, 6315486, 7368067, 10525810, 11633790, 14736134, 15788715, 22104201, 31577430, 36840335, 44208402, 73680670, 110521005, 221042010]

約数ペア:

[(1, 221042010), (2, 110521005), (3, 73680670), (5, 44208402), (6, 36840335), (7, 31577430), (10, 22104201), (14, 15788715), (15, 14736134), (19, 11633790), (21, 10525810), (30, 7368067), (35, 6315486), (38, 5816895), (42, 5262905), (57, 3877930), (70, 3157743), (95, 2326758), (105, 2105162), (114, 1938965), (133, 1661970), (190, 1163379), (210, 1052581), (266, 830985), (285, 775586), (399, 553990), (570, 387793), (665, 332394), (798, 276995), (1330, 166197), (1995, 110798), (3990, 55399)]