215817040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5119}}^1$

素因数の和:5180

約数の個数: 80

約数和(自身を含む): 548536320

約数和(自身を除く): 332719280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 1054, 1240, 1360, 2108, 2480, 2635, 4216, 5119, 5270, 8432, 10238, 10540, 20476, 21080, 25595, 40952, 42160, 51190, 81904, 87023, 102380, 158689, 174046, 204760, 317378, 348092, 409520, 435115, 634756, 696184, 793445, 870230, 1269512, 1392368, 1586890, 1740460, 2539024, 2697713, 3173780, 3480920, 5395426, 6347560, 6961840, 10790852, 12695120, 13488565, 21581704, 26977130, 43163408, 53954260, 107908520, 215817040]

約数ペア:

[(1, 215817040), (2, 107908520), (4, 53954260), (5, 43163408), (8, 26977130), (10, 21581704), (16, 13488565), (17, 12695120), (20, 10790852), (31, 6961840), (34, 6347560), (40, 5395426), (62, 3480920), (68, 3173780), (80, 2697713), (85, 2539024), (124, 1740460), (136, 1586890), (155, 1392368), (170, 1269512), (248, 870230), (272, 793445), (310, 696184), (340, 634756), (496, 435115), (527, 409520), (620, 348092), (680, 317378), (1054, 204760), (1240, 174046), (1360, 158689), (2108, 102380), (2480, 87023), (2635, 81904), (4216, 51190), (5119, 42160), (5270, 40952), (8432, 25595), (10238, 21080), (10540, 20476)]