285216120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1217}}^1$

素因数の和:1275

約数の個数: 256

約数和(自身を含む): 1122508800

約数和(自身を除く): 837292680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 54, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 108, 120, 124, 126, 135, 140, 155, 168, 180, 186, 189, 210, 216, 217, 248, 252, 270, 279, 280, 310, 315, 360, 372, 378, 420, 434, 465, 504, 540, 558, 620, 630, 651, 744, 756, 837, 840, 868, 930, 945, 1080, 1085, 1116, 1217, 1240, 1260, 1302, 1395, 1512, 1674, 1736, 1860, 1890, 1953, 2170, 2232, 2434, 2520, 2604, 2790, 3255, 3348, 3651, 3720, 3780, 3906, 4185, 4340, 4868, 5208, 5580, 5859, 6085, 6510, 6696, 7302, 7560, 7812, 8370, 8519, 8680, 9736, 9765, 10953, 11160, 11718, 12170, 13020, 14604, 15624, 16740, 17038, 18255, 19530, 21906, 23436, 24340, 25557, 26040, 29208, 29295, 32859, 33480, 34076, 36510, 37727, 39060, 42595, 43812, 46872, 48680, 51114, 54765, 58590, 65718, 68152, 73020, 75454, 76671, 78120, 85190, 87624, 102228, 109530, 113181, 117180, 127785, 131436, 146040, 150908, 153342, 164295, 170380, 188635, 204456, 219060, 226362, 230013, 234360, 255570, 262872, 264089, 301816, 306684, 328590, 339543, 340760, 377270, 383355, 438120, 452724, 460026, 511140, 528178, 565905, 613368, 657180, 679086, 754540, 766710, 792267, 905448, 920052, 1018629, 1022280, 1056356, 1131810, 1150065, 1314360, 1320445, 1358172, 1509080, 1533420, 1584534, 1697715, 1840104, 2037258, 2112712, 2263620, 2300130, 2376801, 2640890, 2716344, 3066840, 3169068, 3395430, 3961335, 4074516, 4527240, 4600260, 4753602, 5093145, 5281780, 6338136, 6790860, 7130403, 7922670, 8149032, 9200520, 9507204, 10186290, 10563560, 11884005, 13581720, 14260806, 15845340, 19014408, 20372580, 23768010, 28521612, 31690680, 35652015, 40745160, 47536020, 57043224, 71304030, 95072040, 142608060, 285216120]

約数ペア:

[(1, 285216120), (2, 142608060), (3, 95072040), (4, 71304030), (5, 57043224), (6, 47536020), (7, 40745160), (8, 35652015), (9, 31690680), (10, 28521612), (12, 23768010), (14, 20372580), (15, 19014408), (18, 15845340), (20, 14260806), (21, 13581720), (24, 11884005), (27, 10563560), (28, 10186290), (30, 9507204), (31, 9200520), (35, 8149032), (36, 7922670), (40, 7130403), (42, 6790860), (45, 6338136), (54, 5281780), (56, 5093145), (60, 4753602), (62, 4600260), (63, 4527240), (70, 4074516), (72, 3961335), (84, 3395430), (90, 3169068), (93, 3066840), (105, 2716344), (108, 2640890), (120, 2376801), (124, 2300130), (126, 2263620), (135, 2112712), (140, 2037258), (155, 1840104), (168, 1697715), (180, 1584534), (186, 1533420), (189, 1509080), (210, 1358172), (216, 1320445), (217, 1314360), (248, 1150065), (252, 1131810), (270, 1056356), (279, 1022280), (280, 1018629), (310, 920052), (315, 905448), (360, 792267), (372, 766710), (378, 754540), (420, 679086), (434, 657180), (465, 613368), (504, 565905), (540, 528178), (558, 511140), (620, 460026), (630, 452724), (651, 438120), (744, 383355), (756, 377270), (837, 340760), (840, 339543), (868, 328590), (930, 306684), (945, 301816), (1080, 264089), (1085, 262872), (1116, 255570), (1217, 234360), (1240, 230013), (1260, 226362), (1302, 219060), (1395, 204456), (1512, 188635), (1674, 170380), (1736, 164295), (1860, 153342), (1890, 150908), (1953, 146040), (2170, 131436), (2232, 127785), (2434, 117180), (2520, 113181), (2604, 109530), (2790, 102228), (3255, 87624), (3348, 85190), (3651, 78120), (3720, 76671), (3780, 75454), (3906, 73020), (4185, 68152), (4340, 65718), (4868, 58590), (5208, 54765), (5580, 51114), (5859, 48680), (6085, 46872), (6510, 43812), (6696, 42595), (7302, 39060), (7560, 37727), (7812, 36510), (8370, 34076), (8519, 33480), (8680, 32859), (9736, 29295), (9765, 29208), (10953, 26040), (11160, 25557), (11718, 24340), (12170, 23436), (13020, 21906), (14604, 19530), (15624, 18255), (16740, 17038)]