206423980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1093}}^1$

素因数の和:1199

約数の個数: 96

約数和(自身を含む): 529320960

約数和(自身を除く): 322896980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 71, 76, 95, 133, 140, 142, 190, 266, 284, 355, 380, 497, 532, 665, 710, 994, 1093, 1330, 1349, 1420, 1988, 2186, 2485, 2660, 2698, 4372, 4970, 5396, 5465, 6745, 7651, 9443, 9940, 10930, 13490, 15302, 18886, 20767, 21860, 26980, 30604, 37772, 38255, 41534, 47215, 76510, 77603, 83068, 94430, 103835, 145369, 153020, 155206, 188860, 207670, 290738, 310412, 388015, 415340, 543221, 581476, 726845, 776030, 1086442, 1453690, 1474457, 1552060, 2172884, 2716105, 2907380, 2948914, 5432210, 5897828, 7372285, 10321199, 10864420, 14744570, 20642398, 29489140, 41284796, 51605995, 103211990, 206423980]

約数ペア:

[(1, 206423980), (2, 103211990), (4, 51605995), (5, 41284796), (7, 29489140), (10, 20642398), (14, 14744570), (19, 10864420), (20, 10321199), (28, 7372285), (35, 5897828), (38, 5432210), (70, 2948914), (71, 2907380), (76, 2716105), (95, 2172884), (133, 1552060), (140, 1474457), (142, 1453690), (190, 1086442), (266, 776030), (284, 726845), (355, 581476), (380, 543221), (497, 415340), (532, 388015), (665, 310412), (710, 290738), (994, 207670), (1093, 188860), (1330, 155206), (1349, 153020), (1420, 145369), (1988, 103835), (2186, 94430), (2485, 83068), (2660, 77603), (2698, 76510), (4372, 47215), (4970, 41534), (5396, 38255), (5465, 37772), (6745, 30604), (7651, 26980), (9443, 21860), (9940, 20767), (10930, 18886), (13490, 15302)]