207990540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{28183}}^1$

素因数の和:28239

約数の個数: 72

約数和(自身を含む): 646315488

約数和(自身を除く): 438324948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 7380, 28183, 56366, 84549, 112732, 140915, 169098, 253647, 281830, 338196, 422745, 507294, 563660, 845490, 1014588, 1155503, 1268235, 1690980, 2311006, 2536470, 3466509, 4622012, 5072940, 5777515, 6933018, 10399527, 11555030, 13866036, 17332545, 20799054, 23110060, 34665090, 41598108, 51997635, 69330180, 103995270, 207990540]

約数ペア:

[(1, 207990540), (2, 103995270), (3, 69330180), (4, 51997635), (5, 41598108), (6, 34665090), (9, 23110060), (10, 20799054), (12, 17332545), (15, 13866036), (18, 11555030), (20, 10399527), (30, 6933018), (36, 5777515), (41, 5072940), (45, 4622012), (60, 3466509), (82, 2536470), (90, 2311006), (123, 1690980), (164, 1268235), (180, 1155503), (205, 1014588), (246, 845490), (369, 563660), (410, 507294), (492, 422745), (615, 338196), (738, 281830), (820, 253647), (1230, 169098), (1476, 140915), (1845, 112732), (2460, 84549), (3690, 56366), (7380, 28183)]