4218240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^3$

素因数の和:61

約数の個数: 128

約数和(自身を含む): 14565600

約数和(自身を除く): 10347360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 169, 192, 195, 208, 240, 260, 312, 320, 338, 384, 390, 416, 480, 507, 520, 624, 640, 676, 780, 832, 845, 960, 1014, 1040, 1248, 1352, 1560, 1664, 1690, 1920, 2028, 2080, 2197, 2496, 2535, 2704, 3120, 3380, 4056, 4160, 4394, 4992, 5070, 5408, 6240, 6591, 6760, 8112, 8320, 8788, 10140, 10816, 10985, 12480, 13182, 13520, 16224, 17576, 20280, 21632, 21970, 24960, 26364, 27040, 32448, 32955, 35152, 40560, 43940, 52728, 54080, 64896, 65910, 70304, 81120, 87880, 105456, 108160, 131820, 140608, 162240, 175760, 210912, 263640, 281216, 324480, 351520, 421824, 527280, 703040, 843648, 1054560, 1406080, 2109120, 4218240]

約数ペア:

[(1, 4218240), (2, 2109120), (3, 1406080), (4, 1054560), (5, 843648), (6, 703040), (8, 527280), (10, 421824), (12, 351520), (13, 324480), (15, 281216), (16, 263640), (20, 210912), (24, 175760), (26, 162240), (30, 140608), (32, 131820), (39, 108160), (40, 105456), (48, 87880), (52, 81120), (60, 70304), (64, 65910), (65, 64896), (78, 54080), (80, 52728), (96, 43940), (104, 40560), (120, 35152), (128, 32955), (130, 32448), (156, 27040), (160, 26364), (169, 24960), (192, 21970), (195, 21632), (208, 20280), (240, 17576), (260, 16224), (312, 13520), (320, 13182), (338, 12480), (384, 10985), (390, 10816), (416, 10140), (480, 8788), (507, 8320), (520, 8112), (624, 6760), (640, 6591), (676, 6240), (780, 5408), (832, 5070), (845, 4992), (960, 4394), (1014, 4160), (1040, 4056), (1248, 3380), (1352, 3120), (1560, 2704), (1664, 2535), (1690, 2496), (1920, 2197), (2028, 2080)]