31350240

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:127

約数の個数: 240

約数和(自身を含む): 115259760

約数和(自身を除く): 83909520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 41, 45, 48, 54, 59, 60, 72, 80, 81, 82, 90, 96, 108, 118, 120, 123, 135, 144, 160, 162, 164, 177, 180, 205, 216, 236, 240, 246, 270, 288, 295, 324, 328, 354, 360, 369, 405, 410, 432, 472, 480, 492, 531, 540, 590, 615, 648, 656, 708, 720, 738, 810, 820, 864, 885, 944, 984, 1062, 1080, 1107, 1180, 1230, 1296, 1312, 1416, 1440, 1476, 1593, 1620, 1640, 1770, 1845, 1888, 1968, 2124, 2160, 2214, 2360, 2419, 2460, 2592, 2655, 2832, 2952, 3186, 3240, 3280, 3321, 3540, 3690, 3936, 4248, 4320, 4428, 4720, 4779, 4838, 4920, 5310, 5535, 5664, 5904, 6372, 6480, 6560, 6642, 7080, 7257, 7380, 7965, 8496, 8856, 9440, 9558, 9676, 9840, 10620, 11070, 11808, 12095, 12744, 12960, 13284, 14160, 14514, 14760, 15930, 16605, 16992, 17712, 19116, 19352, 19680, 21240, 21771, 22140, 23895, 24190, 25488, 26568, 28320, 29028, 29520, 31860, 33210, 35424, 36285, 38232, 38704, 42480, 43542, 44280, 47790, 48380, 50976, 53136, 58056, 59040, 63720, 65313, 66420, 72570, 76464, 77408, 84960, 87084, 88560, 95580, 96760, 106272, 108855, 116112, 127440, 130626, 132840, 145140, 152928, 174168, 177120, 191160, 193520, 195939, 217710, 232224, 254880, 261252, 265680, 290280, 326565, 348336, 382320, 387040, 391878, 435420, 522504, 531360, 580560, 653130, 696672, 764640, 783756, 870840, 979695, 1045008, 1161120, 1306260, 1567512, 1741680, 1959390, 2090016, 2612520, 3135024, 3483360, 3918780, 5225040, 6270048, 7837560, 10450080, 15675120, 31350240]

約数ペア:

[(1, 31350240), (2, 15675120), (3, 10450080), (4, 7837560), (5, 6270048), (6, 5225040), (8, 3918780), (9, 3483360), (10, 3135024), (12, 2612520), (15, 2090016), (16, 1959390), (18, 1741680), (20, 1567512), (24, 1306260), (27, 1161120), (30, 1045008), (32, 979695), (36, 870840), (40, 783756), (41, 764640), (45, 696672), (48, 653130), (54, 580560), (59, 531360), (60, 522504), (72, 435420), (80, 391878), (81, 387040), (82, 382320), (90, 348336), (96, 326565), (108, 290280), (118, 265680), (120, 261252), (123, 254880), (135, 232224), (144, 217710), (160, 195939), (162, 193520), (164, 191160), (177, 177120), (180, 174168), (205, 152928), (216, 145140), (236, 132840), (240, 130626), (246, 127440), (270, 116112), (288, 108855), (295, 106272), (324, 96760), (328, 95580), (354, 88560), (360, 87084), (369, 84960), (405, 77408), (410, 76464), (432, 72570), (472, 66420), (480, 65313), (492, 63720), (531, 59040), (540, 58056), (590, 53136), (615, 50976), (648, 48380), (656, 47790), (708, 44280), (720, 43542), (738, 42480), (810, 38704), (820, 38232), (864, 36285), (885, 35424), (944, 33210), (984, 31860), (1062, 29520), (1080, 29028), (1107, 28320), (1180, 26568), (1230, 25488), (1296, 24190), (1312, 23895), (1416, 22140), (1440, 21771), (1476, 21240), (1593, 19680), (1620, 19352), (1640, 19116), (1770, 17712), (1845, 16992), (1888, 16605), (1968, 15930), (2124, 14760), (2160, 14514), (2214, 14160), (2360, 13284), (2419, 12960), (2460, 12744), (2592, 12095), (2655, 11808), (2832, 11070), (2952, 10620), (3186, 9840), (3240, 9676), (3280, 9558), (3321, 9440), (3540, 8856), (3690, 8496), (3936, 7965), (4248, 7380), (4320, 7257), (4428, 7080), (4720, 6642), (4779, 6560), (4838, 6480), (4920, 6372), (5310, 5904), (5535, 5664)]