396423040

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:145

約数の個数: 256

約数和(自身を含む): 1110412800

約数和(自身を除く): 713989760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 31, 32, 40, 52, 53, 58, 62, 64, 65, 80, 104, 106, 116, 124, 128, 130, 145, 155, 160, 208, 212, 232, 248, 260, 265, 290, 310, 320, 377, 403, 416, 424, 464, 496, 520, 530, 580, 620, 640, 689, 754, 806, 832, 848, 899, 928, 992, 1040, 1060, 1160, 1240, 1378, 1508, 1537, 1612, 1643, 1664, 1696, 1798, 1856, 1885, 1984, 2015, 2080, 2120, 2320, 2480, 2756, 3016, 3074, 3224, 3286, 3392, 3445, 3596, 3712, 3770, 3968, 4030, 4160, 4240, 4495, 4640, 4960, 5512, 6032, 6148, 6448, 6572, 6784, 6890, 7192, 7540, 7685, 8060, 8215, 8320, 8480, 8990, 9280, 9920, 11024, 11687, 12064, 12296, 12896, 13144, 13780, 14384, 15080, 15370, 16120, 16430, 16960, 17980, 18560, 19840, 19981, 21359, 22048, 23374, 24128, 24592, 25792, 26288, 27560, 28768, 30160, 30740, 32240, 32860, 33920, 35960, 39962, 42718, 44096, 46748, 47647, 48256, 49184, 51584, 52576, 55120, 57536, 58435, 60320, 61480, 64480, 65720, 71920, 79924, 85436, 88192, 93496, 95294, 98368, 99905, 105152, 106795, 110240, 115072, 116870, 120640, 122960, 128960, 131440, 143840, 159848, 170872, 186992, 190588, 196736, 199810, 210304, 213590, 220480, 233740, 238235, 241280, 245920, 257920, 262880, 287680, 319696, 341744, 373984, 381176, 399620, 427180, 440960, 467480, 476470, 491840, 525760, 575360, 619411, 639392, 683488, 747968, 762352, 799240, 854360, 934960, 952940, 983680, 1051520, 1238822, 1278784, 1366976, 1495936, 1524704, 1598480, 1708720, 1869920, 1905880, 2477644, 2557568, 2733952, 3049408, 3097055, 3196960, 3417440, 3739840, 3811760, 4955288, 6098816, 6194110, 6393920, 6834880, 7479680, 7623520, 9910576, 12388220, 12787840, 13669760, 15247040, 19821152, 24776440, 30494080, 39642304, 49552880, 79284608, 99105760, 198211520, 396423040]

約数ペア:

[(1, 396423040), (2, 198211520), (4, 99105760), (5, 79284608), (8, 49552880), (10, 39642304), (13, 30494080), (16, 24776440), (20, 19821152), (26, 15247040), (29, 13669760), (31, 12787840), (32, 12388220), (40, 9910576), (52, 7623520), (53, 7479680), (58, 6834880), (62, 6393920), (64, 6194110), (65, 6098816), (80, 4955288), (104, 3811760), (106, 3739840), (116, 3417440), (124, 3196960), (128, 3097055), (130, 3049408), (145, 2733952), (155, 2557568), (160, 2477644), (208, 1905880), (212, 1869920), (232, 1708720), (248, 1598480), (260, 1524704), (265, 1495936), (290, 1366976), (310, 1278784), (320, 1238822), (377, 1051520), (403, 983680), (416, 952940), (424, 934960), (464, 854360), (496, 799240), (520, 762352), (530, 747968), (580, 683488), (620, 639392), (640, 619411), (689, 575360), (754, 525760), (806, 491840), (832, 476470), (848, 467480), (899, 440960), (928, 427180), (992, 399620), (1040, 381176), (1060, 373984), (1160, 341744), (1240, 319696), (1378, 287680), (1508, 262880), (1537, 257920), (1612, 245920), (1643, 241280), (1664, 238235), (1696, 233740), (1798, 220480), (1856, 213590), (1885, 210304), (1984, 199810), (2015, 196736), (2080, 190588), (2120, 186992), (2320, 170872), (2480, 159848), (2756, 143840), (3016, 131440), (3074, 128960), (3224, 122960), (3286, 120640), (3392, 116870), (3445, 115072), (3596, 110240), (3712, 106795), (3770, 105152), (3968, 99905), (4030, 98368), (4160, 95294), (4240, 93496), (4495, 88192), (4640, 85436), (4960, 79924), (5512, 71920), (6032, 65720), (6148, 64480), (6448, 61480), (6572, 60320), (6784, 58435), (6890, 57536), (7192, 55120), (7540, 52576), (7685, 51584), (8060, 49184), (8215, 48256), (8320, 47647), (8480, 46748), (8990, 44096), (9280, 42718), (9920, 39962), (11024, 35960), (11687, 33920), (12064, 32860), (12296, 32240), (12896, 30740), (13144, 30160), (13780, 28768), (14384, 27560), (15080, 26288), (15370, 25792), (16120, 24592), (16430, 24128), (16960, 23374), (17980, 22048), (18560, 21359), (19840, 19981)]