30317000

素因数分解:

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

素因数の和:160

約数の個数: 128

約数和(自身を含む): 83566080

約数和(自身を除く): 53249080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 61, 70, 71, 100, 122, 125, 140, 142, 175, 200, 244, 250, 280, 284, 305, 350, 355, 427, 488, 497, 500, 568, 610, 700, 710, 854, 875, 994, 1000, 1220, 1400, 1420, 1525, 1708, 1750, 1775, 1988, 2135, 2440, 2485, 2840, 3050, 3416, 3500, 3550, 3976, 4270, 4331, 4970, 6100, 7000, 7100, 7625, 8540, 8662, 8875, 9940, 10675, 12200, 12425, 14200, 15250, 17080, 17324, 17750, 19880, 21350, 21655, 24850, 30317, 30500, 34648, 35500, 42700, 43310, 49700, 53375, 60634, 61000, 62125, 71000, 85400, 86620, 99400, 106750, 108275, 121268, 124250, 151585, 173240, 213500, 216550, 242536, 248500, 303170, 427000, 433100, 497000, 541375, 606340, 757925, 866200, 1082750, 1212680, 1515850, 2165500, 3031700, 3789625, 4331000, 6063400, 7579250, 15158500, 30317000]

約数ペア:

[(1, 30317000), (2, 15158500), (4, 7579250), (5, 6063400), (7, 4331000), (8, 3789625), (10, 3031700), (14, 2165500), (20, 1515850), (25, 1212680), (28, 1082750), (35, 866200), (40, 757925), (50, 606340), (56, 541375), (61, 497000), (70, 433100), (71, 427000), (100, 303170), (122, 248500), (125, 242536), (140, 216550), (142, 213500), (175, 173240), (200, 151585), (244, 124250), (250, 121268), (280, 108275), (284, 106750), (305, 99400), (350, 86620), (355, 85400), (427, 71000), (488, 62125), (497, 61000), (500, 60634), (568, 53375), (610, 49700), (700, 43310), (710, 42700), (854, 35500), (875, 34648), (994, 30500), (1000, 30317), (1220, 24850), (1400, 21655), (1420, 21350), (1525, 19880), (1708, 17750), (1750, 17324), (1775, 17080), (1988, 15250), (2135, 14200), (2440, 12425), (2485, 12200), (2840, 10675), (3050, 9940), (3416, 8875), (3500, 8662), (3550, 8540), (3976, 7625), (4270, 7100), (4331, 7000), (4970, 6100)]