489286980

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3319}}^1$

素因数の和:3360

約数の個数: 240

約数和(自身を含む): 1889690880

約数和(自身を除く): 1400403900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 910, 945, 1053, 1092, 1134, 1170, 1260, 1365, 1404, 1620, 1638, 1755, 1820, 1890, 2106, 2268, 2340, 2457, 2730, 2835, 3276, 3319, 3510, 3780, 4095, 4212, 4914, 5265, 5460, 5670, 6638, 7020, 7371, 8190, 9828, 9957, 10530, 11340, 12285, 13276, 14742, 16380, 16595, 19914, 21060, 23233, 24570, 29484, 29871, 33190, 36855, 39828, 43147, 46466, 49140, 49785, 59742, 66380, 69699, 73710, 86294, 89613, 92932, 99570, 116165, 119484, 129441, 139398, 147420, 149355, 172588, 179226, 199140, 209097, 215735, 232330, 258882, 268839, 278796, 298710, 302029, 348495, 358452, 388323, 418194, 431470, 448065, 464660, 517764, 537678, 597420, 604058, 627291, 647205, 696990, 776646, 836388, 862940, 896130, 906087, 1045485, 1075356, 1164969, 1208116, 1254582, 1294410, 1344195, 1393980, 1510145, 1553292, 1792260, 1812174, 1881873, 1941615, 2090970, 2329938, 2509164, 2588820, 2688390, 2718261, 3020290, 3136455, 3494907, 3624348, 3763746, 3883230, 4181940, 4530435, 4659876, 5376780, 5436522, 5824845, 6040580, 6272910, 6989814, 7527492, 7766460, 8154783, 9060870, 9409365, 10873044, 11649690, 12545820, 13591305, 13979628, 16309566, 17474535, 18121740, 18818730, 23299380, 24464349, 27182610, 32619132, 34949070, 37637460, 40773915, 48928698, 54365220, 69898140, 81547830, 97857396, 122321745, 163095660, 244643490, 489286980]

約数ペア:

[(1, 489286980), (2, 244643490), (3, 163095660), (4, 122321745), (5, 97857396), (6, 81547830), (7, 69898140), (9, 54365220), (10, 48928698), (12, 40773915), (13, 37637460), (14, 34949070), (15, 32619132), (18, 27182610), (20, 24464349), (21, 23299380), (26, 18818730), (27, 18121740), (28, 17474535), (30, 16309566), (35, 13979628), (36, 13591305), (39, 12545820), (42, 11649690), (45, 10873044), (52, 9409365), (54, 9060870), (60, 8154783), (63, 7766460), (65, 7527492), (70, 6989814), (78, 6272910), (81, 6040580), (84, 5824845), (90, 5436522), (91, 5376780), (105, 4659876), (108, 4530435), (117, 4181940), (126, 3883230), (130, 3763746), (135, 3624348), (140, 3494907), (156, 3136455), (162, 3020290), (180, 2718261), (182, 2688390), (189, 2588820), (195, 2509164), (210, 2329938), (234, 2090970), (252, 1941615), (260, 1881873), (270, 1812174), (273, 1792260), (315, 1553292), (324, 1510145), (351, 1393980), (364, 1344195), (378, 1294410), (390, 1254582), (405, 1208116), (420, 1164969), (455, 1075356), (468, 1045485), (540, 906087), (546, 896130), (567, 862940), (585, 836388), (630, 776646), (702, 696990), (756, 647205), (780, 627291), (810, 604058), (819, 597420), (910, 537678), (945, 517764), (1053, 464660), (1092, 448065), (1134, 431470), (1170, 418194), (1260, 388323), (1365, 358452), (1404, 348495), (1620, 302029), (1638, 298710), (1755, 278796), (1820, 268839), (1890, 258882), (2106, 232330), (2268, 215735), (2340, 209097), (2457, 199140), (2730, 179226), (2835, 172588), (3276, 149355), (3319, 147420), (3510, 139398), (3780, 129441), (4095, 119484), (4212, 116165), (4914, 99570), (5265, 92932), (5460, 89613), (5670, 86294), (6638, 73710), (7020, 69699), (7371, 66380), (8190, 59742), (9828, 49785), (9957, 49140), (10530, 46466), (11340, 43147), (12285, 39828), (13276, 36855), (14742, 33190), (16380, 29871), (16595, 29484), (19914, 24570), (21060, 23233)]