72761880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:721

約数の個数: 128

約数和(自身を含む): 233694720

約数和(自身を除く): 160932840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 41, 46, 60, 69, 82, 92, 115, 120, 123, 138, 164, 184, 205, 230, 246, 276, 328, 345, 410, 460, 492, 552, 615, 643, 690, 820, 920, 943, 984, 1230, 1286, 1380, 1640, 1886, 1929, 2460, 2572, 2760, 2829, 3215, 3772, 3858, 4715, 4920, 5144, 5658, 6430, 7544, 7716, 9430, 9645, 11316, 12860, 14145, 14789, 15432, 18860, 19290, 22632, 25720, 26363, 28290, 29578, 37720, 38580, 44367, 52726, 56580, 59156, 73945, 77160, 79089, 88734, 105452, 113160, 118312, 131815, 147890, 158178, 177468, 210904, 221835, 263630, 295780, 316356, 354936, 395445, 443670, 527260, 591560, 606349, 632712, 790890, 887340, 1054520, 1212698, 1581780, 1774680, 1819047, 2425396, 3031745, 3163560, 3638094, 4850792, 6063490, 7276188, 9095235, 12126980, 14552376, 18190470, 24253960, 36380940, 72761880]

約数ペア:

[(1, 72761880), (2, 36380940), (3, 24253960), (4, 18190470), (5, 14552376), (6, 12126980), (8, 9095235), (10, 7276188), (12, 6063490), (15, 4850792), (20, 3638094), (23, 3163560), (24, 3031745), (30, 2425396), (40, 1819047), (41, 1774680), (46, 1581780), (60, 1212698), (69, 1054520), (82, 887340), (92, 790890), (115, 632712), (120, 606349), (123, 591560), (138, 527260), (164, 443670), (184, 395445), (205, 354936), (230, 316356), (246, 295780), (276, 263630), (328, 221835), (345, 210904), (410, 177468), (460, 158178), (492, 147890), (552, 131815), (615, 118312), (643, 113160), (690, 105452), (820, 88734), (920, 79089), (943, 77160), (984, 73945), (1230, 59156), (1286, 56580), (1380, 52726), (1640, 44367), (1886, 38580), (1929, 37720), (2460, 29578), (2572, 28290), (2760, 26363), (2829, 25720), (3215, 22632), (3772, 19290), (3858, 18860), (4715, 15432), (4920, 14789), (5144, 14145), (5658, 12860), (6430, 11316), (7544, 9645), (7716, 9430)]