15882230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:621

約数の個数: 64

約数和(自身を含む): 36384768

約数和(自身を除く): 20502538

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 563, 806, 910, 1085, 1126, 2015, 2170, 2815, 2821, 3941, 4030, 5630, 5642, 7319, 7882, 14105, 14638, 17453, 19705, 28210, 34906, 36595, 39410, 51233, 73190, 87265, 102466, 122171, 174530, 226889, 244342, 256165, 453778, 512330, 610855, 1134445, 1221710, 1588223, 2268890, 3176446, 7941115, 15882230]

約数ペア:

[(1, 15882230), (2, 7941115), (5, 3176446), (7, 2268890), (10, 1588223), (13, 1221710), (14, 1134445), (26, 610855), (31, 512330), (35, 453778), (62, 256165), (65, 244342), (70, 226889), (91, 174530), (130, 122171), (155, 102466), (182, 87265), (217, 73190), (310, 51233), (403, 39410), (434, 36595), (455, 34906), (563, 28210), (806, 19705), (910, 17453), (1085, 14638), (1126, 14105), (2015, 7882), (2170, 7319), (2815, 5642), (2821, 5630), (3941, 4030)]