1649681640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{227}}^1\times {\mathrm{2243}}^1$

素因数の和:2493

約数の個数: 160

約数和(自身を含む): 5571672480

約数和(自身を除く): 3921990840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 227, 270, 324, 360, 405, 454, 540, 648, 681, 810, 908, 1080, 1135, 1362, 1620, 1816, 2043, 2243, 2270, 2724, 3240, 3405, 4086, 4486, 4540, 5448, 6129, 6729, 6810, 8172, 8972, 9080, 10215, 11215, 12258, 13458, 13620, 16344, 17944, 18387, 20187, 20430, 22430, 24516, 26916, 27240, 30645, 33645, 36774, 40374, 40860, 44860, 49032, 53832, 60561, 61290, 67290, 73548, 80748, 81720, 89720, 91935, 100935, 121122, 122580, 134580, 147096, 161496, 181683, 183870, 201870, 242244, 245160, 269160, 302805, 363366, 367740, 403740, 484488, 509161, 605610, 726732, 735480, 807480, 908415, 1018322, 1211220, 1453464, 1527483, 1816830, 2036644, 2422440, 2545805, 3054966, 3633660, 4073288, 4582449, 5091610, 6109932, 7267320, 7637415, 9164898, 10183220, 12219864, 13747347, 15274830, 18329796, 20366440, 22912245, 27494694, 30549660, 36659592, 41242041, 45824490, 54989388, 61099320, 68736735, 82484082, 91648980, 109978776, 137473470, 164968164, 183297960, 206210205, 274946940, 329936328, 412420410, 549893880, 824840820, 1649681640]

約数ペア:

[(1, 1649681640), (2, 824840820), (3, 549893880), (4, 412420410), (5, 329936328), (6, 274946940), (8, 206210205), (9, 183297960), (10, 164968164), (12, 137473470), (15, 109978776), (18, 91648980), (20, 82484082), (24, 68736735), (27, 61099320), (30, 54989388), (36, 45824490), (40, 41242041), (45, 36659592), (54, 30549660), (60, 27494694), (72, 22912245), (81, 20366440), (90, 18329796), (108, 15274830), (120, 13747347), (135, 12219864), (162, 10183220), (180, 9164898), (216, 7637415), (227, 7267320), (270, 6109932), (324, 5091610), (360, 4582449), (405, 4073288), (454, 3633660), (540, 3054966), (648, 2545805), (681, 2422440), (810, 2036644), (908, 1816830), (1080, 1527483), (1135, 1453464), (1362, 1211220), (1620, 1018322), (1816, 908415), (2043, 807480), (2243, 735480), (2270, 726732), (2724, 605610), (3240, 509161), (3405, 484488), (4086, 403740), (4486, 367740), (4540, 363366), (5448, 302805), (6129, 269160), (6729, 245160), (6810, 242244), (8172, 201870), (8972, 183870), (9080, 181683), (10215, 161496), (11215, 147096), (12258, 134580), (13458, 122580), (13620, 121122), (16344, 100935), (17944, 91935), (18387, 89720), (20187, 81720), (20430, 80748), (22430, 73548), (24516, 67290), (26916, 61290), (27240, 60561), (30645, 53832), (33645, 49032), (36774, 44860), (40374, 40860)]