64311120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{499}}^1$

素因数の和:697

約数の個数: 120

約数和(自身を含む): 217620000

約数和(自身を除く): 153308880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 179, 180, 240, 358, 360, 499, 537, 716, 720, 895, 998, 1074, 1432, 1497, 1611, 1790, 1996, 2148, 2495, 2685, 2864, 2994, 3222, 3580, 3992, 4296, 4491, 4990, 5370, 5988, 6444, 7160, 7485, 7984, 8055, 8592, 8982, 9980, 10740, 11976, 12888, 14320, 14970, 16110, 17964, 19960, 21480, 22455, 23952, 25776, 29940, 32220, 35928, 39920, 42960, 44910, 59880, 64440, 71856, 89321, 89820, 119760, 128880, 178642, 179640, 267963, 357284, 359280, 446605, 535926, 714568, 803889, 893210, 1071852, 1339815, 1429136, 1607778, 1786420, 2143704, 2679630, 3215556, 3572840, 4019445, 4287408, 5359260, 6431112, 7145680, 8038890, 10718520, 12862224, 16077780, 21437040, 32155560, 64311120]

約数ペア:

[(1, 64311120), (2, 32155560), (3, 21437040), (4, 16077780), (5, 12862224), (6, 10718520), (8, 8038890), (9, 7145680), (10, 6431112), (12, 5359260), (15, 4287408), (16, 4019445), (18, 3572840), (20, 3215556), (24, 2679630), (30, 2143704), (36, 1786420), (40, 1607778), (45, 1429136), (48, 1339815), (60, 1071852), (72, 893210), (80, 803889), (90, 714568), (120, 535926), (144, 446605), (179, 359280), (180, 357284), (240, 267963), (358, 179640), (360, 178642), (499, 128880), (537, 119760), (716, 89820), (720, 89321), (895, 71856), (998, 64440), (1074, 59880), (1432, 44910), (1497, 42960), (1611, 39920), (1790, 35928), (1996, 32220), (2148, 29940), (2495, 25776), (2685, 23952), (2864, 22455), (2994, 21480), (3222, 19960), (3580, 17964), (3992, 16110), (4296, 14970), (4491, 14320), (4990, 12888), (5370, 11976), (5988, 10740), (6444, 9980), (7160, 8982), (7485, 8592), (7984, 8055)]