121324560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{281}}^1$

素因数の和:561

約数の個数: 160

約数和(自身を含む): 433043712

約数和(自身を除く): 311719152

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 257, 280, 281, 336, 420, 514, 560, 562, 771, 840, 843, 1028, 1124, 1285, 1405, 1542, 1680, 1686, 1799, 1967, 2056, 2248, 2570, 2810, 3084, 3372, 3598, 3855, 3934, 4112, 4215, 4496, 5140, 5397, 5620, 5901, 6168, 6744, 7196, 7710, 7868, 8430, 8995, 9835, 10280, 10794, 11240, 11802, 12336, 13488, 14392, 15420, 15736, 16860, 17990, 19670, 20560, 21588, 22480, 23604, 26985, 28784, 29505, 30840, 31472, 33720, 35980, 39340, 43176, 47208, 53970, 59010, 61680, 67440, 71960, 72217, 78680, 86352, 94416, 107940, 118020, 143920, 144434, 157360, 215880, 216651, 236040, 288868, 361085, 431760, 433302, 472080, 505519, 577736, 722170, 866604, 1011038, 1083255, 1155472, 1444340, 1516557, 1733208, 2022076, 2166510, 2527595, 2888680, 3033114, 3466416, 4044152, 4333020, 5055190, 5777360, 6066228, 7582785, 8088304, 8666040, 10110380, 12132456, 15165570, 17332080, 20220760, 24264912, 30331140, 40441520, 60662280, 121324560]

約数ペア:

[(1, 121324560), (2, 60662280), (3, 40441520), (4, 30331140), (5, 24264912), (6, 20220760), (7, 17332080), (8, 15165570), (10, 12132456), (12, 10110380), (14, 8666040), (15, 8088304), (16, 7582785), (20, 6066228), (21, 5777360), (24, 5055190), (28, 4333020), (30, 4044152), (35, 3466416), (40, 3033114), (42, 2888680), (48, 2527595), (56, 2166510), (60, 2022076), (70, 1733208), (80, 1516557), (84, 1444340), (105, 1155472), (112, 1083255), (120, 1011038), (140, 866604), (168, 722170), (210, 577736), (240, 505519), (257, 472080), (280, 433302), (281, 431760), (336, 361085), (420, 288868), (514, 236040), (560, 216651), (562, 215880), (771, 157360), (840, 144434), (843, 143920), (1028, 118020), (1124, 107940), (1285, 94416), (1405, 86352), (1542, 78680), (1680, 72217), (1686, 71960), (1799, 67440), (1967, 61680), (2056, 59010), (2248, 53970), (2570, 47208), (2810, 43176), (3084, 39340), (3372, 35980), (3598, 33720), (3855, 31472), (3934, 30840), (4112, 29505), (4215, 28784), (4496, 26985), (5140, 23604), (5397, 22480), (5620, 21588), (5901, 20560), (6168, 19670), (6744, 17990), (7196, 16860), (7710, 15736), (7868, 15420), (8430, 14392), (8995, 13488), (9835, 12336), (10280, 11802), (10794, 11240)]