68213250

素因数分解:

$2^1\times 3^2\times 5^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 192

約数和(自身を含む): 217271808

約数和(自身を除く): 149058558

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 61, 63, 70, 71, 75, 90, 105, 122, 125, 126, 142, 150, 175, 183, 210, 213, 225, 250, 305, 315, 350, 355, 366, 375, 426, 427, 450, 497, 525, 549, 610, 630, 639, 710, 750, 854, 875, 915, 994, 1050, 1065, 1098, 1125, 1278, 1281, 1491, 1525, 1575, 1750, 1775, 1830, 2130, 2135, 2250, 2485, 2562, 2625, 2745, 2982, 3050, 3150, 3195, 3550, 3843, 4270, 4331, 4473, 4575, 4970, 5250, 5325, 5490, 6390, 6405, 7455, 7625, 7686, 7875, 8662, 8875, 8946, 9150, 10650, 10675, 12425, 12810, 12993, 13725, 14910, 15250, 15750, 15975, 17750, 19215, 21350, 21655, 22365, 22875, 24850, 25986, 26625, 27450, 30317, 31950, 32025, 37275, 38430, 38979, 43310, 44730, 45750, 53250, 53375, 60634, 62125, 64050, 64965, 68625, 74550, 77958, 79875, 90951, 96075, 106750, 108275, 111825, 124250, 129930, 137250, 151585, 159750, 160125, 181902, 186375, 192150, 194895, 216550, 223650, 272853, 303170, 320250, 324825, 372750, 389790, 454755, 480375, 541375, 545706, 559125, 649650, 757925, 909510, 960750, 974475, 1082750, 1118250, 1364265, 1515850, 1624125, 1948950, 2273775, 2728530, 3248250, 3789625, 4547550, 4872375, 6821325, 7579250, 9744750, 11368875, 13642650, 22737750, 34106625, 68213250]

約数ペア:

[(1, 68213250), (2, 34106625), (3, 22737750), (5, 13642650), (6, 11368875), (7, 9744750), (9, 7579250), (10, 6821325), (14, 4872375), (15, 4547550), (18, 3789625), (21, 3248250), (25, 2728530), (30, 2273775), (35, 1948950), (42, 1624125), (45, 1515850), (50, 1364265), (61, 1118250), (63, 1082750), (70, 974475), (71, 960750), (75, 909510), (90, 757925), (105, 649650), (122, 559125), (125, 545706), (126, 541375), (142, 480375), (150, 454755), (175, 389790), (183, 372750), (210, 324825), (213, 320250), (225, 303170), (250, 272853), (305, 223650), (315, 216550), (350, 194895), (355, 192150), (366, 186375), (375, 181902), (426, 160125), (427, 159750), (450, 151585), (497, 137250), (525, 129930), (549, 124250), (610, 111825), (630, 108275), (639, 106750), (710, 96075), (750, 90951), (854, 79875), (875, 77958), (915, 74550), (994, 68625), (1050, 64965), (1065, 64050), (1098, 62125), (1125, 60634), (1278, 53375), (1281, 53250), (1491, 45750), (1525, 44730), (1575, 43310), (1750, 38979), (1775, 38430), (1830, 37275), (2130, 32025), (2135, 31950), (2250, 30317), (2485, 27450), (2562, 26625), (2625, 25986), (2745, 24850), (2982, 22875), (3050, 22365), (3150, 21655), (3195, 21350), (3550, 19215), (3843, 17750), (4270, 15975), (4331, 15750), (4473, 15250), (4575, 14910), (4970, 13725), (5250, 12993), (5325, 12810), (5490, 12425), (6390, 10675), (6405, 10650), (7455, 9150), (7625, 8946), (7686, 8875), (7875, 8662)]