61115520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:390

約数の個数: 128

約数和(自身を含む): 197064000

約数和(自身を除く): 135948480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 139, 160, 192, 229, 240, 278, 320, 384, 417, 458, 480, 556, 640, 687, 695, 834, 916, 960, 1112, 1145, 1374, 1390, 1668, 1832, 1920, 2085, 2224, 2290, 2748, 2780, 3336, 3435, 3664, 4170, 4448, 4580, 5496, 5560, 6672, 6870, 7328, 8340, 8896, 9160, 10992, 11120, 13344, 13740, 14656, 16680, 17792, 18320, 21984, 22240, 26688, 27480, 29312, 31831, 33360, 36640, 43968, 44480, 53376, 54960, 63662, 66720, 73280, 87936, 88960, 95493, 109920, 127324, 133440, 146560, 159155, 190986, 219840, 254648, 266880, 318310, 381972, 439680, 477465, 509296, 636620, 763944, 954930, 1018592, 1273240, 1527888, 1909860, 2037184, 2546480, 3055776, 3819720, 4074368, 5092960, 6111552, 7639440, 10185920, 12223104, 15278880, 20371840, 30557760, 61115520]

約数ペア:

[(1, 61115520), (2, 30557760), (3, 20371840), (4, 15278880), (5, 12223104), (6, 10185920), (8, 7639440), (10, 6111552), (12, 5092960), (15, 4074368), (16, 3819720), (20, 3055776), (24, 2546480), (30, 2037184), (32, 1909860), (40, 1527888), (48, 1273240), (60, 1018592), (64, 954930), (80, 763944), (96, 636620), (120, 509296), (128, 477465), (139, 439680), (160, 381972), (192, 318310), (229, 266880), (240, 254648), (278, 219840), (320, 190986), (384, 159155), (417, 146560), (458, 133440), (480, 127324), (556, 109920), (640, 95493), (687, 88960), (695, 87936), (834, 73280), (916, 66720), (960, 63662), (1112, 54960), (1145, 53376), (1374, 44480), (1390, 43968), (1668, 36640), (1832, 33360), (1920, 31831), (2085, 29312), (2224, 27480), (2290, 26688), (2748, 22240), (2780, 21984), (3336, 18320), (3435, 17792), (3664, 16680), (4170, 14656), (4448, 13740), (4580, 13344), (5496, 11120), (5560, 10992), (6672, 9160), (6870, 8896), (7328, 8340)]