15691411280

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{509}}^1\times {\mathrm{2129}}^1$

素因数の和:2832

約数の個数: 80

約数和(自身を含む): 36773427600

約数和(自身を除く): 21082016320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 509, 724, 905, 1018, 1448, 1810, 2036, 2129, 2545, 2896, 3620, 4072, 4258, 5090, 7240, 8144, 8516, 10180, 10645, 14480, 17032, 20360, 21290, 34064, 40720, 42580, 85160, 92129, 170320, 184258, 368516, 385349, 460645, 737032, 770698, 921290, 1083661, 1474064, 1541396, 1842580, 1926745, 2167322, 3082792, 3685160, 3853490, 4334644, 5418305, 6165584, 7370320, 7706980, 8669288, 10836610, 15413960, 17338576, 21673220, 30827920, 43346440, 86692880, 196142641, 392285282, 784570564, 980713205, 1569141128, 1961426410, 3138282256, 3922852820, 7845705640, 15691411280]

約数ペア:

[(1, 15691411280), (2, 7845705640), (4, 3922852820), (5, 3138282256), (8, 1961426410), (10, 1569141128), (16, 980713205), (20, 784570564), (40, 392285282), (80, 196142641), (181, 86692880), (362, 43346440), (509, 30827920), (724, 21673220), (905, 17338576), (1018, 15413960), (1448, 10836610), (1810, 8669288), (2036, 7706980), (2129, 7370320), (2545, 6165584), (2896, 5418305), (3620, 4334644), (4072, 3853490), (4258, 3685160), (5090, 3082792), (7240, 2167322), (8144, 1926745), (8516, 1842580), (10180, 1541396), (10645, 1474064), (14480, 1083661), (17032, 921290), (20360, 770698), (21290, 737032), (34064, 460645), (40720, 385349), (42580, 368516), (85160, 184258), (92129, 170320)]