318156720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:244

約数の個数: 320

約数和(自身を含む): 1199923200

約数和(自身を除く): 881766480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 41, 42, 48, 56, 60, 62, 70, 80, 82, 84, 93, 105, 112, 120, 123, 124, 140, 149, 155, 164, 168, 186, 205, 210, 217, 240, 246, 248, 280, 287, 298, 310, 328, 336, 372, 410, 420, 434, 447, 465, 492, 496, 560, 574, 596, 615, 620, 651, 656, 744, 745, 820, 840, 861, 868, 894, 930, 984, 1043, 1085, 1148, 1192, 1230, 1240, 1271, 1302, 1435, 1488, 1490, 1640, 1680, 1722, 1736, 1788, 1860, 1968, 2086, 2170, 2235, 2296, 2384, 2460, 2480, 2542, 2604, 2870, 2980, 3129, 3255, 3280, 3444, 3472, 3576, 3720, 3813, 4172, 4305, 4340, 4470, 4592, 4619, 4920, 5084, 5208, 5215, 5740, 5960, 6109, 6258, 6355, 6510, 6888, 7152, 7440, 7626, 8344, 8610, 8680, 8897, 8940, 9238, 9840, 10168, 10416, 10430, 11480, 11920, 12218, 12516, 12710, 13020, 13776, 13857, 15252, 15645, 16688, 17220, 17360, 17794, 17880, 18327, 18476, 19065, 20336, 20860, 22960, 23095, 24436, 25032, 25420, 26040, 26691, 27714, 30504, 30545, 31290, 32333, 34440, 35588, 35760, 36654, 36952, 38130, 41720, 42763, 44485, 46190, 48872, 50064, 50840, 52080, 53382, 55428, 61008, 61090, 62580, 64666, 68880, 69285, 71176, 73308, 73904, 76260, 83440, 85526, 88970, 91635, 92380, 96999, 97744, 101680, 106764, 110856, 122180, 125160, 128289, 129332, 133455, 138570, 142352, 146616, 152520, 161665, 171052, 177940, 183270, 184760, 189379, 193998, 213528, 213815, 221712, 244360, 250320, 256578, 258664, 266910, 277140, 293232, 305040, 323330, 342104, 355880, 366540, 369520, 378758, 387996, 427056, 427630, 484995, 488720, 513156, 517328, 533820, 554280, 568137, 641445, 646660, 684208, 711760, 733080, 757516, 775992, 855260, 946895, 969990, 1026312, 1067640, 1108560, 1136274, 1282890, 1293320, 1325653, 1466160, 1515032, 1551984, 1710520, 1893790, 1939980, 2052624, 2135280, 2272548, 2565780, 2586640, 2651306, 2840685, 3030064, 3421040, 3787580, 3879960, 3976959, 4545096, 5131560, 5302612, 5681370, 6628265, 7575160, 7759920, 7953918, 9090192, 10263120, 10605224, 11362740, 13256530, 15150320, 15907836, 19884795, 21210448, 22725480, 26513060, 31815672, 39769590, 45450960, 53026120, 63631344, 79539180, 106052240, 159078360, 318156720]

約数ペア:

[(1, 318156720), (2, 159078360), (3, 106052240), (4, 79539180), (5, 63631344), (6, 53026120), (7, 45450960), (8, 39769590), (10, 31815672), (12, 26513060), (14, 22725480), (15, 21210448), (16, 19884795), (20, 15907836), (21, 15150320), (24, 13256530), (28, 11362740), (30, 10605224), (31, 10263120), (35, 9090192), (40, 7953918), (41, 7759920), (42, 7575160), (48, 6628265), (56, 5681370), (60, 5302612), (62, 5131560), (70, 4545096), (80, 3976959), (82, 3879960), (84, 3787580), (93, 3421040), (105, 3030064), (112, 2840685), (120, 2651306), (123, 2586640), (124, 2565780), (140, 2272548), (149, 2135280), (155, 2052624), (164, 1939980), (168, 1893790), (186, 1710520), (205, 1551984), (210, 1515032), (217, 1466160), (240, 1325653), (246, 1293320), (248, 1282890), (280, 1136274), (287, 1108560), (298, 1067640), (310, 1026312), (328, 969990), (336, 946895), (372, 855260), (410, 775992), (420, 757516), (434, 733080), (447, 711760), (465, 684208), (492, 646660), (496, 641445), (560, 568137), (574, 554280), (596, 533820), (615, 517328), (620, 513156), (651, 488720), (656, 484995), (744, 427630), (745, 427056), (820, 387996), (840, 378758), (861, 369520), (868, 366540), (894, 355880), (930, 342104), (984, 323330), (1043, 305040), (1085, 293232), (1148, 277140), (1192, 266910), (1230, 258664), (1240, 256578), (1271, 250320), (1302, 244360), (1435, 221712), (1488, 213815), (1490, 213528), (1640, 193998), (1680, 189379), (1722, 184760), (1736, 183270), (1788, 177940), (1860, 171052), (1968, 161665), (2086, 152520), (2170, 146616), (2235, 142352), (2296, 138570), (2384, 133455), (2460, 129332), (2480, 128289), (2542, 125160), (2604, 122180), (2870, 110856), (2980, 106764), (3129, 101680), (3255, 97744), (3280, 96999), (3444, 92380), (3472, 91635), (3576, 88970), (3720, 85526), (3813, 83440), (4172, 76260), (4305, 73904), (4340, 73308), (4470, 71176), (4592, 69285), (4619, 68880), (4920, 64666), (5084, 62580), (5208, 61090), (5215, 61008), (5740, 55428), (5960, 53382), (6109, 52080), (6258, 50840), (6355, 50064), (6510, 48872), (6888, 46190), (7152, 44485), (7440, 42763), (7626, 41720), (8344, 38130), (8610, 36952), (8680, 36654), (8897, 35760), (8940, 35588), (9238, 34440), (9840, 32333), (10168, 31290), (10416, 30545), (10430, 30504), (11480, 27714), (11920, 26691), (12218, 26040), (12516, 25420), (12710, 25032), (13020, 24436), (13776, 23095), (13857, 22960), (15252, 20860), (15645, 20336), (16688, 19065), (17220, 18476), (17360, 18327), (17794, 17880)]