320558160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{809}}^1$

素因数の和:965

約数の個数: 160

約数和(自身を含む): 1079930880

約数和(自身を除く): 759372720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 127, 130, 156, 195, 208, 240, 254, 260, 312, 381, 390, 508, 520, 624, 635, 762, 780, 809, 1016, 1040, 1270, 1524, 1560, 1618, 1651, 1905, 2032, 2427, 2540, 3048, 3120, 3236, 3302, 3810, 4045, 4854, 4953, 5080, 6096, 6472, 6604, 7620, 8090, 8255, 9708, 9906, 10160, 10517, 12135, 12944, 13208, 15240, 16180, 16510, 19416, 19812, 21034, 24270, 24765, 26416, 30480, 31551, 32360, 33020, 38832, 39624, 42068, 48540, 49530, 52585, 63102, 64720, 66040, 79248, 84136, 97080, 99060, 102743, 105170, 126204, 132080, 157755, 168272, 194160, 198120, 205486, 210340, 252408, 308229, 315510, 396240, 410972, 420680, 504816, 513715, 616458, 631020, 821944, 841360, 1027430, 1232916, 1262040, 1335659, 1541145, 1643888, 2054860, 2465832, 2524080, 2671318, 3082290, 4006977, 4109720, 4931664, 5342636, 6164580, 6678295, 8013954, 8219440, 10685272, 12329160, 13356590, 16027908, 20034885, 21370544, 24658320, 26713180, 32055816, 40069770, 53426360, 64111632, 80139540, 106852720, 160279080, 320558160]

約数ペア:

[(1, 320558160), (2, 160279080), (3, 106852720), (4, 80139540), (5, 64111632), (6, 53426360), (8, 40069770), (10, 32055816), (12, 26713180), (13, 24658320), (15, 21370544), (16, 20034885), (20, 16027908), (24, 13356590), (26, 12329160), (30, 10685272), (39, 8219440), (40, 8013954), (48, 6678295), (52, 6164580), (60, 5342636), (65, 4931664), (78, 4109720), (80, 4006977), (104, 3082290), (120, 2671318), (127, 2524080), (130, 2465832), (156, 2054860), (195, 1643888), (208, 1541145), (240, 1335659), (254, 1262040), (260, 1232916), (312, 1027430), (381, 841360), (390, 821944), (508, 631020), (520, 616458), (624, 513715), (635, 504816), (762, 420680), (780, 410972), (809, 396240), (1016, 315510), (1040, 308229), (1270, 252408), (1524, 210340), (1560, 205486), (1618, 198120), (1651, 194160), (1905, 168272), (2032, 157755), (2427, 132080), (2540, 126204), (3048, 105170), (3120, 102743), (3236, 99060), (3302, 97080), (3810, 84136), (4045, 79248), (4854, 66040), (4953, 64720), (5080, 63102), (6096, 52585), (6472, 49530), (6604, 48540), (7620, 42068), (8090, 39624), (8255, 38832), (9708, 33020), (9906, 32360), (10160, 31551), (10517, 30480), (12135, 26416), (12944, 24765), (13208, 24270), (15240, 21034), (16180, 19812), (16510, 19416)]