15902320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 42943680

約数和(自身を除く): 27041360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 389, 511, 560, 584, 730, 778, 1022, 1168, 1460, 1556, 1945, 2044, 2555, 2723, 2920, 3112, 3890, 4088, 5110, 5446, 5840, 6224, 7780, 8176, 10220, 10892, 13615, 15560, 20440, 21784, 27230, 28397, 31120, 40880, 43568, 54460, 56794, 108920, 113588, 141985, 198779, 217840, 227176, 283970, 397558, 454352, 567940, 795116, 993895, 1135880, 1590232, 1987790, 2271760, 3180464, 3975580, 7951160, 15902320]

約数ペア:

[(1, 15902320), (2, 7951160), (4, 3975580), (5, 3180464), (7, 2271760), (8, 1987790), (10, 1590232), (14, 1135880), (16, 993895), (20, 795116), (28, 567940), (35, 454352), (40, 397558), (56, 283970), (70, 227176), (73, 217840), (80, 198779), (112, 141985), (140, 113588), (146, 108920), (280, 56794), (292, 54460), (365, 43568), (389, 40880), (511, 31120), (560, 28397), (584, 27230), (730, 21784), (778, 20440), (1022, 15560), (1168, 13615), (1460, 10892), (1556, 10220), (1945, 8176), (2044, 7780), (2555, 6224), (2723, 5840), (2920, 5446), (3112, 5110), (3890, 4088)]