874438180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:434

約数の個数: 192

約数和(自身を含む): 2452488192

約数和(自身を除く): 1578050012

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 85, 110, 119, 127, 140, 154, 170, 187, 220, 238, 254, 263, 308, 340, 374, 385, 476, 508, 526, 595, 635, 748, 770, 889, 935, 1052, 1190, 1270, 1309, 1315, 1397, 1540, 1778, 1841, 1870, 2159, 2380, 2540, 2618, 2630, 2794, 2893, 3556, 3682, 3740, 4318, 4445, 4471, 5236, 5260, 5588, 5786, 6545, 6985, 7364, 8636, 8890, 8942, 9205, 9779, 10795, 11572, 13090, 13970, 14465, 15113, 17780, 17884, 18410, 19558, 20251, 21590, 22355, 23749, 26180, 27940, 28930, 30226, 31297, 33401, 36820, 39116, 40502, 43180, 44710, 47498, 48895, 49181, 57860, 60452, 62594, 66802, 75565, 81004, 89420, 94996, 97790, 98362, 101255, 118745, 125188, 133604, 151130, 156485, 166243, 167005, 195580, 196724, 202510, 233807, 237490, 245905, 302260, 312970, 332486, 334010, 344267, 367411, 405020, 467614, 474980, 491810, 567817, 625940, 664972, 668020, 688534, 734822, 831215, 935228, 983620, 1135634, 1169035, 1377068, 1469644, 1662430, 1721335, 1837055, 2271268, 2338070, 2571877, 2839085, 3324860, 3442670, 3674110, 3974719, 4676140, 5143754, 5678170, 6245987, 6885340, 7348220, 7949438, 10287508, 11356340, 12491974, 12859385, 15898876, 19873595, 24983948, 25718770, 31229935, 39747190, 43721909, 51437540, 62459870, 79494380, 87443818, 124919740, 174887636, 218609545, 437219090, 874438180]

約数ペア:

[(1, 874438180), (2, 437219090), (4, 218609545), (5, 174887636), (7, 124919740), (10, 87443818), (11, 79494380), (14, 62459870), (17, 51437540), (20, 43721909), (22, 39747190), (28, 31229935), (34, 25718770), (35, 24983948), (44, 19873595), (55, 15898876), (68, 12859385), (70, 12491974), (77, 11356340), (85, 10287508), (110, 7949438), (119, 7348220), (127, 6885340), (140, 6245987), (154, 5678170), (170, 5143754), (187, 4676140), (220, 3974719), (238, 3674110), (254, 3442670), (263, 3324860), (308, 2839085), (340, 2571877), (374, 2338070), (385, 2271268), (476, 1837055), (508, 1721335), (526, 1662430), (595, 1469644), (635, 1377068), (748, 1169035), (770, 1135634), (889, 983620), (935, 935228), (1052, 831215), (1190, 734822), (1270, 688534), (1309, 668020), (1315, 664972), (1397, 625940), (1540, 567817), (1778, 491810), (1841, 474980), (1870, 467614), (2159, 405020), (2380, 367411), (2540, 344267), (2618, 334010), (2630, 332486), (2794, 312970), (2893, 302260), (3556, 245905), (3682, 237490), (3740, 233807), (4318, 202510), (4445, 196724), (4471, 195580), (5236, 167005), (5260, 166243), (5588, 156485), (5786, 151130), (6545, 133604), (6985, 125188), (7364, 118745), (8636, 101255), (8890, 98362), (8942, 97790), (9205, 94996), (9779, 89420), (10795, 81004), (11572, 75565), (13090, 66802), (13970, 62594), (14465, 60452), (15113, 57860), (17780, 49181), (17884, 48895), (18410, 47498), (19558, 44710), (20251, 43180), (21590, 40502), (22355, 39116), (23749, 36820), (26180, 33401), (27940, 31297), (28930, 30226)]