40065840

素因数分解:

$2^4\times 3^7\times 5^1\times {\mathrm{229}}^1$

素因数の和:263

約数の個数: 160

約数和(自身を含む): 140318400

約数和(自身を除く): 100252560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 229, 240, 243, 270, 324, 360, 405, 432, 458, 486, 540, 648, 687, 720, 729, 810, 916, 972, 1080, 1145, 1215, 1296, 1374, 1458, 1620, 1832, 1944, 2061, 2160, 2187, 2290, 2430, 2748, 2916, 3240, 3435, 3645, 3664, 3888, 4122, 4374, 4580, 4860, 5496, 5832, 6183, 6480, 6870, 7290, 8244, 8748, 9160, 9720, 10305, 10935, 10992, 11664, 12366, 13740, 14580, 16488, 17496, 18320, 18549, 19440, 20610, 21870, 24732, 27480, 29160, 30915, 32976, 34992, 37098, 41220, 43740, 49464, 54960, 55647, 58320, 61830, 74196, 82440, 87480, 92745, 98928, 111294, 123660, 148392, 164880, 166941, 174960, 185490, 222588, 247320, 278235, 296784, 333882, 370980, 445176, 494640, 500823, 556470, 667764, 741960, 834705, 890352, 1001646, 1112940, 1335528, 1483920, 1669410, 2003292, 2225880, 2504115, 2671056, 3338820, 4006584, 4451760, 5008230, 6677640, 8013168, 10016460, 13355280, 20032920, 40065840]

約数ペア:

[(1, 40065840), (2, 20032920), (3, 13355280), (4, 10016460), (5, 8013168), (6, 6677640), (8, 5008230), (9, 4451760), (10, 4006584), (12, 3338820), (15, 2671056), (16, 2504115), (18, 2225880), (20, 2003292), (24, 1669410), (27, 1483920), (30, 1335528), (36, 1112940), (40, 1001646), (45, 890352), (48, 834705), (54, 741960), (60, 667764), (72, 556470), (80, 500823), (81, 494640), (90, 445176), (108, 370980), (120, 333882), (135, 296784), (144, 278235), (162, 247320), (180, 222588), (216, 185490), (229, 174960), (240, 166941), (243, 164880), (270, 148392), (324, 123660), (360, 111294), (405, 98928), (432, 92745), (458, 87480), (486, 82440), (540, 74196), (648, 61830), (687, 58320), (720, 55647), (729, 54960), (810, 49464), (916, 43740), (972, 41220), (1080, 37098), (1145, 34992), (1215, 32976), (1296, 30915), (1374, 29160), (1458, 27480), (1620, 24732), (1832, 21870), (1944, 20610), (2061, 19440), (2160, 18549), (2187, 18320), (2290, 17496), (2430, 16488), (2748, 14580), (2916, 13740), (3240, 12366), (3435, 11664), (3645, 10992), (3664, 10935), (3888, 10305), (4122, 9720), (4374, 9160), (4580, 8748), (4860, 8244), (5496, 7290), (5832, 6870), (6183, 6480)]