177647620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:517

約数の個数: 96

約数和(自身を含む): 419126400

約数和(自身を除く): 241478780

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 43, 58, 68, 85, 86, 116, 145, 170, 172, 215, 290, 340, 419, 430, 493, 580, 731, 838, 860, 986, 1247, 1462, 1676, 1972, 2095, 2465, 2494, 2924, 3655, 4190, 4930, 4988, 6235, 7123, 7310, 8380, 9860, 12151, 12470, 14246, 14620, 18017, 21199, 24302, 24940, 28492, 35615, 36034, 42398, 48604, 60755, 71230, 72068, 84796, 90085, 105995, 121510, 142460, 180170, 206567, 211990, 243020, 306289, 360340, 413134, 423980, 522493, 612578, 826268, 1032835, 1044986, 1225156, 1531445, 2065670, 2089972, 2612465, 3062890, 4131340, 5224930, 6125780, 8882381, 10449860, 17764762, 35529524, 44411905, 88823810, 177647620]

約数ペア:

[(1, 177647620), (2, 88823810), (4, 44411905), (5, 35529524), (10, 17764762), (17, 10449860), (20, 8882381), (29, 6125780), (34, 5224930), (43, 4131340), (58, 3062890), (68, 2612465), (85, 2089972), (86, 2065670), (116, 1531445), (145, 1225156), (170, 1044986), (172, 1032835), (215, 826268), (290, 612578), (340, 522493), (419, 423980), (430, 413134), (493, 360340), (580, 306289), (731, 243020), (838, 211990), (860, 206567), (986, 180170), (1247, 142460), (1462, 121510), (1676, 105995), (1972, 90085), (2095, 84796), (2465, 72068), (2494, 71230), (2924, 60755), (3655, 48604), (4190, 42398), (4930, 36034), (4988, 35615), (6235, 28492), (7123, 24940), (7310, 24302), (8380, 21199), (9860, 18017), (12151, 14620), (12470, 14246)]