38991000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:382

約数の個数: 128

約数和(自身を含む): 125012160

約数和(自身を除く): 86021160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 41, 50, 60, 75, 82, 100, 120, 123, 125, 150, 164, 200, 205, 246, 250, 300, 317, 328, 375, 410, 492, 500, 600, 615, 634, 750, 820, 951, 984, 1000, 1025, 1230, 1268, 1500, 1585, 1640, 1902, 2050, 2460, 2536, 3000, 3075, 3170, 3804, 4100, 4755, 4920, 5125, 6150, 6340, 7608, 7925, 8200, 9510, 10250, 12300, 12680, 12997, 15375, 15850, 19020, 20500, 23775, 24600, 25994, 30750, 31700, 38040, 38991, 39625, 41000, 47550, 51988, 61500, 63400, 64985, 77982, 79250, 95100, 103976, 118875, 123000, 129970, 155964, 158500, 190200, 194955, 237750, 259940, 311928, 317000, 324925, 389910, 475500, 519880, 649850, 779820, 951000, 974775, 1299700, 1559640, 1624625, 1949550, 2599400, 3249250, 3899100, 4873875, 6498500, 7798200, 9747750, 12997000, 19495500, 38991000]

約数ペア:

[(1, 38991000), (2, 19495500), (3, 12997000), (4, 9747750), (5, 7798200), (6, 6498500), (8, 4873875), (10, 3899100), (12, 3249250), (15, 2599400), (20, 1949550), (24, 1624625), (25, 1559640), (30, 1299700), (40, 974775), (41, 951000), (50, 779820), (60, 649850), (75, 519880), (82, 475500), (100, 389910), (120, 324925), (123, 317000), (125, 311928), (150, 259940), (164, 237750), (200, 194955), (205, 190200), (246, 158500), (250, 155964), (300, 129970), (317, 123000), (328, 118875), (375, 103976), (410, 95100), (492, 79250), (500, 77982), (600, 64985), (615, 63400), (634, 61500), (750, 51988), (820, 47550), (951, 41000), (984, 39625), (1000, 38991), (1025, 38040), (1230, 31700), (1268, 30750), (1500, 25994), (1585, 24600), (1640, 23775), (1902, 20500), (2050, 19020), (2460, 15850), (2536, 15375), (3000, 12997), (3075, 12680), (3170, 12300), (3804, 10250), (4100, 9510), (4755, 8200), (4920, 7925), (5125, 7608), (6150, 6340)]