172908540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1$

素因数の和:481

約数の個数: 192

約数和(自身を含む): 620928000

約数和(自身を除く): 448019460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 149, 180, 189, 210, 252, 270, 298, 307, 315, 378, 420, 447, 540, 596, 614, 630, 745, 756, 894, 921, 945, 1043, 1228, 1260, 1341, 1490, 1535, 1788, 1842, 1890, 2086, 2149, 2235, 2682, 2763, 2980, 3070, 3129, 3684, 3780, 4023, 4172, 4298, 4470, 4605, 5215, 5364, 5526, 6140, 6258, 6447, 6705, 8046, 8289, 8596, 8940, 9210, 9387, 10430, 10745, 11052, 12516, 12894, 13410, 13815, 15645, 16092, 16578, 18420, 18774, 19341, 20115, 20860, 21490, 25788, 26820, 27630, 28161, 31290, 32235, 33156, 37548, 38682, 40230, 41445, 42980, 45743, 46935, 55260, 56322, 58023, 62580, 64470, 77364, 80460, 82890, 91486, 93870, 96705, 112644, 116046, 128940, 137229, 140805, 165780, 182972, 187740, 193410, 228715, 232092, 274458, 281610, 290115, 320201, 386820, 411687, 457430, 548916, 563220, 580230, 640402, 686145, 823374, 914860, 960603, 1160460, 1235061, 1280804, 1372290, 1601005, 1646748, 1921206, 2058435, 2470122, 2744580, 2881809, 3202010, 3842412, 4116870, 4803015, 4940244, 5763618, 6175305, 6404020, 8233740, 8645427, 9606030, 11527236, 12350610, 14409045, 17290854, 19212060, 24701220, 28818090, 34581708, 43227135, 57636180, 86454270, 172908540]

約数ペア:

[(1, 172908540), (2, 86454270), (3, 57636180), (4, 43227135), (5, 34581708), (6, 28818090), (7, 24701220), (9, 19212060), (10, 17290854), (12, 14409045), (14, 12350610), (15, 11527236), (18, 9606030), (20, 8645427), (21, 8233740), (27, 6404020), (28, 6175305), (30, 5763618), (35, 4940244), (36, 4803015), (42, 4116870), (45, 3842412), (54, 3202010), (60, 2881809), (63, 2744580), (70, 2470122), (84, 2058435), (90, 1921206), (105, 1646748), (108, 1601005), (126, 1372290), (135, 1280804), (140, 1235061), (149, 1160460), (180, 960603), (189, 914860), (210, 823374), (252, 686145), (270, 640402), (298, 580230), (307, 563220), (315, 548916), (378, 457430), (420, 411687), (447, 386820), (540, 320201), (596, 290115), (614, 281610), (630, 274458), (745, 232092), (756, 228715), (894, 193410), (921, 187740), (945, 182972), (1043, 165780), (1228, 140805), (1260, 137229), (1341, 128940), (1490, 116046), (1535, 112644), (1788, 96705), (1842, 93870), (1890, 91486), (2086, 82890), (2149, 80460), (2235, 77364), (2682, 64470), (2763, 62580), (2980, 58023), (3070, 56322), (3129, 55260), (3684, 46935), (3780, 45743), (4023, 42980), (4172, 41445), (4298, 40230), (4470, 38682), (4605, 37548), (5215, 33156), (5364, 32235), (5526, 31290), (6140, 28161), (6258, 27630), (6447, 26820), (6705, 25788), (8046, 21490), (8289, 20860), (8596, 20115), (8940, 19341), (9210, 18774), (9387, 18420), (10430, 16578), (10745, 16092), (11052, 15645), (12516, 13815), (12894, 13410)]