261562320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3527}}^1$

素因数の和:3649

約数の個数: 120

約数和(自身を含む): 887193216

約数和(自身を除く): 625630896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 103, 120, 144, 180, 206, 240, 309, 360, 412, 515, 618, 720, 824, 927, 1030, 1236, 1545, 1648, 1854, 2060, 2472, 3090, 3527, 3708, 4120, 4635, 4944, 6180, 7054, 7416, 8240, 9270, 10581, 12360, 14108, 14832, 17635, 18540, 21162, 24720, 28216, 31743, 35270, 37080, 42324, 52905, 56432, 63486, 70540, 74160, 84648, 105810, 126972, 141080, 158715, 169296, 211620, 253944, 282160, 317430, 363281, 423240, 507888, 634860, 726562, 846480, 1089843, 1269720, 1453124, 1816405, 2179686, 2539440, 2906248, 3269529, 3632810, 4359372, 5449215, 5812496, 6539058, 7265620, 8718744, 10898430, 13078116, 14531240, 16347645, 17437488, 21796860, 26156232, 29062480, 32695290, 43593720, 52312464, 65390580, 87187440, 130781160, 261562320]

約数ペア:

[(1, 261562320), (2, 130781160), (3, 87187440), (4, 65390580), (5, 52312464), (6, 43593720), (8, 32695290), (9, 29062480), (10, 26156232), (12, 21796860), (15, 17437488), (16, 16347645), (18, 14531240), (20, 13078116), (24, 10898430), (30, 8718744), (36, 7265620), (40, 6539058), (45, 5812496), (48, 5449215), (60, 4359372), (72, 3632810), (80, 3269529), (90, 2906248), (103, 2539440), (120, 2179686), (144, 1816405), (180, 1453124), (206, 1269720), (240, 1089843), (309, 846480), (360, 726562), (412, 634860), (515, 507888), (618, 423240), (720, 363281), (824, 317430), (927, 282160), (1030, 253944), (1236, 211620), (1545, 169296), (1648, 158715), (1854, 141080), (2060, 126972), (2472, 105810), (3090, 84648), (3527, 74160), (3708, 70540), (4120, 63486), (4635, 56432), (4944, 52905), (6180, 42324), (7054, 37080), (7416, 35270), (8240, 31743), (9270, 28216), (10581, 24720), (12360, 21162), (14108, 18540), (14832, 17635)]