68260780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:128

約数の個数: 192

約数和(自身を含む): 191600640

約数和(自身を除く): 123339860

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 23, 28, 29, 34, 35, 43, 46, 58, 68, 70, 85, 86, 92, 115, 116, 119, 140, 145, 161, 170, 172, 203, 215, 230, 238, 290, 301, 322, 340, 391, 406, 430, 460, 476, 493, 580, 595, 602, 644, 667, 731, 782, 805, 812, 860, 986, 989, 1015, 1190, 1204, 1247, 1334, 1462, 1505, 1564, 1610, 1955, 1972, 1978, 2030, 2380, 2465, 2494, 2668, 2737, 2924, 3010, 3220, 3335, 3451, 3655, 3910, 3956, 4060, 4669, 4930, 4945, 4988, 5117, 5474, 6020, 6235, 6670, 6902, 6923, 7310, 7820, 8729, 9338, 9860, 9890, 10234, 10948, 11339, 12470, 13340, 13685, 13804, 13846, 14620, 16813, 17255, 17458, 18676, 19780, 20468, 21199, 22678, 23345, 24940, 25585, 27370, 27692, 28681, 33626, 34510, 34615, 34916, 42398, 43645, 45356, 46690, 51170, 54740, 56695, 57362, 67252, 69020, 69230, 79373, 84065, 84796, 87290, 93380, 102340, 105995, 113390, 114724, 117691, 138460, 143405, 148393, 158746, 168130, 174580, 200767, 211990, 226780, 235382, 286810, 296786, 317492, 336260, 396865, 401534, 423980, 470764, 487577, 573620, 588455, 593572, 741965, 793730, 803068, 975154, 1003835, 1176910, 1483930, 1587460, 1950308, 2007670, 2353820, 2437885, 2967860, 3413039, 4015340, 4875770, 6826078, 9751540, 13652156, 17065195, 34130390, 68260780]

約数ペア:

[(1, 68260780), (2, 34130390), (4, 17065195), (5, 13652156), (7, 9751540), (10, 6826078), (14, 4875770), (17, 4015340), (20, 3413039), (23, 2967860), (28, 2437885), (29, 2353820), (34, 2007670), (35, 1950308), (43, 1587460), (46, 1483930), (58, 1176910), (68, 1003835), (70, 975154), (85, 803068), (86, 793730), (92, 741965), (115, 593572), (116, 588455), (119, 573620), (140, 487577), (145, 470764), (161, 423980), (170, 401534), (172, 396865), (203, 336260), (215, 317492), (230, 296786), (238, 286810), (290, 235382), (301, 226780), (322, 211990), (340, 200767), (391, 174580), (406, 168130), (430, 158746), (460, 148393), (476, 143405), (493, 138460), (580, 117691), (595, 114724), (602, 113390), (644, 105995), (667, 102340), (731, 93380), (782, 87290), (805, 84796), (812, 84065), (860, 79373), (986, 69230), (989, 69020), (1015, 67252), (1190, 57362), (1204, 56695), (1247, 54740), (1334, 51170), (1462, 46690), (1505, 45356), (1564, 43645), (1610, 42398), (1955, 34916), (1972, 34615), (1978, 34510), (2030, 33626), (2380, 28681), (2465, 27692), (2494, 27370), (2668, 25585), (2737, 24940), (2924, 23345), (3010, 22678), (3220, 21199), (3335, 20468), (3451, 19780), (3655, 18676), (3910, 17458), (3956, 17255), (4060, 16813), (4669, 14620), (4930, 13846), (4945, 13804), (4988, 13685), (5117, 13340), (5474, 12470), (6020, 11339), (6235, 10948), (6670, 10234), (6902, 9890), (6923, 9860), (7310, 9338), (7820, 8729)]