15679853960

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1\times {\mathrm{16223}}^1$

素因数の和:16638

約数の個数: 64

約数和(自身を含む): 35873210880

約数和(自身を除く): 20193356920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 331, 365, 584, 662, 730, 1324, 1460, 1655, 2648, 2920, 3310, 6620, 13240, 16223, 24163, 32446, 48326, 64892, 81115, 96652, 120815, 129784, 162230, 193304, 241630, 324460, 483260, 648920, 966520, 1184279, 2368558, 4737116, 5369813, 5921395, 9474232, 10739626, 11842790, 21479252, 23685580, 26849065, 42958504, 47371160, 53698130, 107396260, 214792520, 391996349, 783992698, 1567985396, 1959981745, 3135970792, 3919963490, 7839926980, 15679853960]

約数ペア:

[(1, 15679853960), (2, 7839926980), (4, 3919963490), (5, 3135970792), (8, 1959981745), (10, 1567985396), (20, 783992698), (40, 391996349), (73, 214792520), (146, 107396260), (292, 53698130), (331, 47371160), (365, 42958504), (584, 26849065), (662, 23685580), (730, 21479252), (1324, 11842790), (1460, 10739626), (1655, 9474232), (2648, 5921395), (2920, 5369813), (3310, 4737116), (6620, 2368558), (13240, 1184279), (16223, 966520), (24163, 648920), (32446, 483260), (48326, 324460), (64892, 241630), (81115, 193304), (96652, 162230), (120815, 129784)]