39999120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{821}}^1$

素因数の和:873

約数の個数: 160

約数和(自身を含む): 146776320

約数和(自身を除く): 106777200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 35, 40, 42, 48, 56, 58, 60, 70, 80, 84, 87, 105, 112, 116, 120, 140, 145, 168, 174, 203, 210, 232, 240, 280, 290, 336, 348, 406, 420, 435, 464, 560, 580, 609, 696, 812, 821, 840, 870, 1015, 1160, 1218, 1392, 1624, 1642, 1680, 1740, 2030, 2320, 2436, 2463, 3045, 3248, 3284, 3480, 4060, 4105, 4872, 4926, 5747, 6090, 6568, 6960, 8120, 8210, 9744, 9852, 11494, 12180, 12315, 13136, 16240, 16420, 17241, 19704, 22988, 23809, 24360, 24630, 28735, 32840, 34482, 39408, 45976, 47618, 48720, 49260, 57470, 65680, 68964, 71427, 86205, 91952, 95236, 98520, 114940, 119045, 137928, 142854, 166663, 172410, 190472, 197040, 229880, 238090, 275856, 285708, 333326, 344820, 357135, 380944, 459760, 476180, 499989, 571416, 666652, 689640, 714270, 833315, 952360, 999978, 1142832, 1333304, 1379280, 1428540, 1666630, 1904720, 1999956, 2499945, 2666608, 2857080, 3333260, 3999912, 4999890, 5714160, 6666520, 7999824, 9999780, 13333040, 19999560, 39999120]

約数ペア:

[(1, 39999120), (2, 19999560), (3, 13333040), (4, 9999780), (5, 7999824), (6, 6666520), (7, 5714160), (8, 4999890), (10, 3999912), (12, 3333260), (14, 2857080), (15, 2666608), (16, 2499945), (20, 1999956), (21, 1904720), (24, 1666630), (28, 1428540), (29, 1379280), (30, 1333304), (35, 1142832), (40, 999978), (42, 952360), (48, 833315), (56, 714270), (58, 689640), (60, 666652), (70, 571416), (80, 499989), (84, 476180), (87, 459760), (105, 380944), (112, 357135), (116, 344820), (120, 333326), (140, 285708), (145, 275856), (168, 238090), (174, 229880), (203, 197040), (210, 190472), (232, 172410), (240, 166663), (280, 142854), (290, 137928), (336, 119045), (348, 114940), (406, 98520), (420, 95236), (435, 91952), (464, 86205), (560, 71427), (580, 68964), (609, 65680), (696, 57470), (812, 49260), (821, 48720), (840, 47618), (870, 45976), (1015, 39408), (1160, 34482), (1218, 32840), (1392, 28735), (1624, 24630), (1642, 24360), (1680, 23809), (1740, 22988), (2030, 19704), (2320, 17241), (2436, 16420), (2463, 16240), (3045, 13136), (3248, 12315), (3284, 12180), (3480, 11494), (4060, 9852), (4105, 9744), (4872, 8210), (4926, 8120), (5747, 6960), (6090, 6568)]