331414720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:655

約数の個数: 224

約数和(自身を含む): 1024128000

約数和(自身を除く): 692713280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 64, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 160, 182, 190, 208, 224, 247, 260, 266, 280, 304, 320, 364, 380, 416, 448, 455, 494, 520, 532, 560, 599, 608, 665, 728, 760, 832, 910, 988, 1040, 1064, 1120, 1198, 1216, 1235, 1330, 1456, 1520, 1729, 1820, 1976, 2080, 2128, 2240, 2396, 2470, 2660, 2912, 2995, 3040, 3458, 3640, 3952, 4160, 4193, 4256, 4792, 4940, 5320, 5824, 5990, 6080, 6916, 7280, 7787, 7904, 8386, 8512, 8645, 9584, 9880, 10640, 11381, 11980, 13832, 14560, 15574, 15808, 16772, 17290, 19168, 19760, 20965, 21280, 22762, 23960, 27664, 29120, 31148, 33544, 34580, 38336, 38935, 39520, 41930, 42560, 45524, 47920, 54509, 55328, 56905, 62296, 67088, 69160, 77870, 79040, 79667, 83860, 91048, 95840, 109018, 110656, 113810, 124592, 134176, 138320, 147953, 155740, 159334, 167720, 182096, 191680, 218036, 227620, 249184, 268352, 272545, 276640, 295906, 311480, 318668, 335440, 364192, 398335, 436072, 455240, 498368, 545090, 553280, 591812, 622960, 637336, 670880, 728384, 739765, 796670, 872144, 910480, 1035671, 1090180, 1183624, 1245920, 1274672, 1341760, 1479530, 1593340, 1744288, 1820960, 2071342, 2180360, 2367248, 2491840, 2549344, 2959060, 3186680, 3488576, 3641920, 4142684, 4360720, 4734496, 5098688, 5178355, 5918120, 6373360, 8285368, 8721440, 9468992, 10356710, 11836240, 12746720, 16570736, 17442880, 20713420, 23672480, 25493440, 33141472, 41426840, 47344960, 66282944, 82853680, 165707360, 331414720]

約数ペア:

[(1, 331414720), (2, 165707360), (4, 82853680), (5, 66282944), (7, 47344960), (8, 41426840), (10, 33141472), (13, 25493440), (14, 23672480), (16, 20713420), (19, 17442880), (20, 16570736), (26, 12746720), (28, 11836240), (32, 10356710), (35, 9468992), (38, 8721440), (40, 8285368), (52, 6373360), (56, 5918120), (64, 5178355), (65, 5098688), (70, 4734496), (76, 4360720), (80, 4142684), (91, 3641920), (95, 3488576), (104, 3186680), (112, 2959060), (130, 2549344), (133, 2491840), (140, 2367248), (152, 2180360), (160, 2071342), (182, 1820960), (190, 1744288), (208, 1593340), (224, 1479530), (247, 1341760), (260, 1274672), (266, 1245920), (280, 1183624), (304, 1090180), (320, 1035671), (364, 910480), (380, 872144), (416, 796670), (448, 739765), (455, 728384), (494, 670880), (520, 637336), (532, 622960), (560, 591812), (599, 553280), (608, 545090), (665, 498368), (728, 455240), (760, 436072), (832, 398335), (910, 364192), (988, 335440), (1040, 318668), (1064, 311480), (1120, 295906), (1198, 276640), (1216, 272545), (1235, 268352), (1330, 249184), (1456, 227620), (1520, 218036), (1729, 191680), (1820, 182096), (1976, 167720), (2080, 159334), (2128, 155740), (2240, 147953), (2396, 138320), (2470, 134176), (2660, 124592), (2912, 113810), (2995, 110656), (3040, 109018), (3458, 95840), (3640, 91048), (3952, 83860), (4160, 79667), (4193, 79040), (4256, 77870), (4792, 69160), (4940, 67088), (5320, 62296), (5824, 56905), (5990, 55328), (6080, 54509), (6916, 47920), (7280, 45524), (7787, 42560), (7904, 41930), (8386, 39520), (8512, 38935), (8645, 38336), (9584, 34580), (9880, 33544), (10640, 31148), (11381, 29120), (11980, 27664), (13832, 23960), (14560, 22762), (15574, 21280), (15808, 20965), (16772, 19760), (17290, 19168)]