388919580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{863}}^1$

素因数の和:948

約数の個数: 192

約数和(自身を含む): 1323786240

約数和(自身を除く): 934866660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 37, 42, 58, 60, 70, 74, 84, 87, 105, 111, 116, 140, 145, 148, 174, 185, 203, 210, 222, 259, 290, 348, 370, 406, 420, 435, 444, 518, 555, 580, 609, 740, 777, 812, 863, 870, 1015, 1036, 1073, 1110, 1218, 1295, 1554, 1726, 1740, 2030, 2146, 2220, 2436, 2589, 2590, 3045, 3108, 3219, 3452, 3885, 4060, 4292, 4315, 5178, 5180, 5365, 6041, 6090, 6438, 7511, 7770, 8630, 10356, 10730, 12082, 12180, 12876, 12945, 15022, 15540, 16095, 17260, 18123, 21460, 22533, 24164, 25027, 25890, 30044, 30205, 31931, 32190, 36246, 37555, 45066, 50054, 51780, 60410, 63862, 64380, 72492, 75081, 75110, 90132, 90615, 95793, 100108, 112665, 120820, 125135, 127724, 150162, 150220, 159655, 175189, 181230, 191586, 223517, 225330, 250270, 300324, 319310, 350378, 362460, 375405, 383172, 447034, 450660, 478965, 500540, 525567, 638620, 670551, 700756, 750810, 875945, 894068, 925999, 957930, 1051134, 1117585, 1341102, 1501620, 1751890, 1851998, 1915860, 2102268, 2235170, 2627835, 2682204, 2777997, 3352755, 3503780, 3703996, 4470340, 4629995, 5255670, 5555994, 6481993, 6705510, 9259990, 10511340, 11111988, 12963986, 13411020, 13889985, 18519980, 19445979, 25927972, 27779970, 32409965, 38891958, 55559940, 64819930, 77783916, 97229895, 129639860, 194459790, 388919580]

約数ペア:

[(1, 388919580), (2, 194459790), (3, 129639860), (4, 97229895), (5, 77783916), (6, 64819930), (7, 55559940), (10, 38891958), (12, 32409965), (14, 27779970), (15, 25927972), (20, 19445979), (21, 18519980), (28, 13889985), (29, 13411020), (30, 12963986), (35, 11111988), (37, 10511340), (42, 9259990), (58, 6705510), (60, 6481993), (70, 5555994), (74, 5255670), (84, 4629995), (87, 4470340), (105, 3703996), (111, 3503780), (116, 3352755), (140, 2777997), (145, 2682204), (148, 2627835), (174, 2235170), (185, 2102268), (203, 1915860), (210, 1851998), (222, 1751890), (259, 1501620), (290, 1341102), (348, 1117585), (370, 1051134), (406, 957930), (420, 925999), (435, 894068), (444, 875945), (518, 750810), (555, 700756), (580, 670551), (609, 638620), (740, 525567), (777, 500540), (812, 478965), (863, 450660), (870, 447034), (1015, 383172), (1036, 375405), (1073, 362460), (1110, 350378), (1218, 319310), (1295, 300324), (1554, 250270), (1726, 225330), (1740, 223517), (2030, 191586), (2146, 181230), (2220, 175189), (2436, 159655), (2589, 150220), (2590, 150162), (3045, 127724), (3108, 125135), (3219, 120820), (3452, 112665), (3885, 100108), (4060, 95793), (4292, 90615), (4315, 90132), (5178, 75110), (5180, 75081), (5365, 72492), (6041, 64380), (6090, 63862), (6438, 60410), (7511, 51780), (7770, 50054), (8630, 45066), (10356, 37555), (10730, 36246), (12082, 32190), (12180, 31931), (12876, 30205), (12945, 30044), (15022, 25890), (15540, 25027), (16095, 24164), (17260, 22533), (18123, 21460)]