407642560

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:199

約数の個数: 224

約数和(自身を含む): 1126540800

約数和(自身を除く): 718898240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 31, 32, 40, 52, 58, 62, 64, 65, 80, 104, 109, 116, 124, 130, 145, 155, 160, 208, 218, 232, 248, 260, 290, 310, 320, 377, 403, 416, 436, 464, 496, 520, 545, 580, 620, 754, 806, 832, 872, 899, 928, 992, 1040, 1090, 1160, 1240, 1417, 1508, 1612, 1744, 1798, 1856, 1885, 1984, 2015, 2080, 2180, 2320, 2480, 2834, 3016, 3161, 3224, 3379, 3488, 3596, 3770, 4030, 4160, 4360, 4495, 4640, 4960, 5668, 6032, 6322, 6448, 6758, 6976, 7085, 7192, 7540, 8060, 8720, 8990, 9280, 9920, 11336, 11687, 12064, 12644, 12896, 13516, 14170, 14384, 15080, 15805, 16120, 16895, 17440, 17980, 22672, 23374, 24128, 25288, 25792, 27032, 28340, 28768, 30160, 31610, 32240, 33790, 34880, 35960, 41093, 43927, 45344, 46748, 50576, 54064, 56680, 57536, 58435, 60320, 63220, 64480, 67580, 71920, 82186, 87854, 90688, 93496, 97991, 101152, 108128, 113360, 116870, 120640, 126440, 128960, 135160, 143840, 164372, 175708, 186992, 195982, 202304, 205465, 216256, 219635, 226720, 233740, 252880, 270320, 287680, 328744, 351416, 373984, 391964, 410930, 439270, 453440, 467480, 489955, 505760, 540640, 657488, 702832, 747968, 783928, 821860, 878540, 934960, 979910, 1011520, 1081280, 1273883, 1314976, 1405664, 1567856, 1643720, 1757080, 1869920, 1959820, 2547766, 2629952, 2811328, 3135712, 3287440, 3514160, 3739840, 3919640, 5095532, 6271424, 6369415, 6574880, 7028320, 7839280, 10191064, 12738830, 13149760, 14056640, 15678560, 20382128, 25477660, 31357120, 40764256, 50955320, 81528512, 101910640, 203821280, 407642560]

約数ペア:

[(1, 407642560), (2, 203821280), (4, 101910640), (5, 81528512), (8, 50955320), (10, 40764256), (13, 31357120), (16, 25477660), (20, 20382128), (26, 15678560), (29, 14056640), (31, 13149760), (32, 12738830), (40, 10191064), (52, 7839280), (58, 7028320), (62, 6574880), (64, 6369415), (65, 6271424), (80, 5095532), (104, 3919640), (109, 3739840), (116, 3514160), (124, 3287440), (130, 3135712), (145, 2811328), (155, 2629952), (160, 2547766), (208, 1959820), (218, 1869920), (232, 1757080), (248, 1643720), (260, 1567856), (290, 1405664), (310, 1314976), (320, 1273883), (377, 1081280), (403, 1011520), (416, 979910), (436, 934960), (464, 878540), (496, 821860), (520, 783928), (545, 747968), (580, 702832), (620, 657488), (754, 540640), (806, 505760), (832, 489955), (872, 467480), (899, 453440), (928, 439270), (992, 410930), (1040, 391964), (1090, 373984), (1160, 351416), (1240, 328744), (1417, 287680), (1508, 270320), (1612, 252880), (1744, 233740), (1798, 226720), (1856, 219635), (1885, 216256), (1984, 205465), (2015, 202304), (2080, 195982), (2180, 186992), (2320, 175708), (2480, 164372), (2834, 143840), (3016, 135160), (3161, 128960), (3224, 126440), (3379, 120640), (3488, 116870), (3596, 113360), (3770, 108128), (4030, 101152), (4160, 97991), (4360, 93496), (4495, 90688), (4640, 87854), (4960, 82186), (5668, 71920), (6032, 67580), (6322, 64480), (6448, 63220), (6758, 60320), (6976, 58435), (7085, 57536), (7192, 56680), (7540, 54064), (8060, 50576), (8720, 46748), (8990, 45344), (9280, 43927), (9920, 41093), (11336, 35960), (11687, 34880), (12064, 33790), (12644, 32240), (12896, 31610), (13516, 30160), (14170, 28768), (14384, 28340), (15080, 27032), (15805, 25792), (16120, 25288), (16895, 24128), (17440, 23374), (17980, 22672)]