408640560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2131}}^1$

素因数の和:2211

約数の個数: 160

約数和(自身を含む): 1370483712

約数和(自身を除く): 961843152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 47, 48, 51, 60, 68, 80, 85, 94, 102, 120, 136, 141, 170, 188, 204, 235, 240, 255, 272, 282, 340, 376, 408, 470, 510, 564, 680, 705, 752, 799, 816, 940, 1020, 1128, 1360, 1410, 1598, 1880, 2040, 2131, 2256, 2397, 2820, 3196, 3760, 3995, 4080, 4262, 4794, 5640, 6392, 6393, 7990, 8524, 9588, 10655, 11280, 11985, 12784, 12786, 15980, 17048, 19176, 21310, 23970, 25572, 31960, 31965, 34096, 36227, 38352, 42620, 47940, 51144, 63920, 63930, 72454, 85240, 95880, 100157, 102288, 108681, 127860, 144908, 170480, 181135, 191760, 200314, 217362, 255720, 289816, 300471, 362270, 400628, 434724, 500785, 511440, 543405, 579632, 600942, 724540, 801256, 869448, 1001570, 1086810, 1201884, 1449080, 1502355, 1602512, 1702669, 1738896, 2003140, 2173620, 2403768, 2898160, 3004710, 3405338, 4006280, 4347240, 4807536, 5108007, 6009420, 6810676, 8012560, 8513345, 8694480, 10216014, 12018840, 13621352, 17026690, 20432028, 24037680, 25540035, 27242704, 34053380, 40864056, 51080070, 68106760, 81728112, 102160140, 136213520, 204320280, 408640560]

約数ペア:

[(1, 408640560), (2, 204320280), (3, 136213520), (4, 102160140), (5, 81728112), (6, 68106760), (8, 51080070), (10, 40864056), (12, 34053380), (15, 27242704), (16, 25540035), (17, 24037680), (20, 20432028), (24, 17026690), (30, 13621352), (34, 12018840), (40, 10216014), (47, 8694480), (48, 8513345), (51, 8012560), (60, 6810676), (68, 6009420), (80, 5108007), (85, 4807536), (94, 4347240), (102, 4006280), (120, 3405338), (136, 3004710), (141, 2898160), (170, 2403768), (188, 2173620), (204, 2003140), (235, 1738896), (240, 1702669), (255, 1602512), (272, 1502355), (282, 1449080), (340, 1201884), (376, 1086810), (408, 1001570), (470, 869448), (510, 801256), (564, 724540), (680, 600942), (705, 579632), (752, 543405), (799, 511440), (816, 500785), (940, 434724), (1020, 400628), (1128, 362270), (1360, 300471), (1410, 289816), (1598, 255720), (1880, 217362), (2040, 200314), (2131, 191760), (2256, 181135), (2397, 170480), (2820, 144908), (3196, 127860), (3760, 108681), (3995, 102288), (4080, 100157), (4262, 95880), (4794, 85240), (5640, 72454), (6392, 63930), (6393, 63920), (7990, 51144), (8524, 47940), (9588, 42620), (10655, 38352), (11280, 36227), (11985, 34096), (12784, 31965), (12786, 31960), (15980, 25572), (17048, 23970), (19176, 21310)]