81042060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:304

約数の個数: 192

約数和(自身を含む): 271724544

約数和(自身を除く): 190682484

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 31, 33, 34, 44, 51, 55, 60, 62, 66, 68, 85, 93, 102, 110, 124, 132, 155, 165, 170, 186, 187, 204, 220, 233, 255, 310, 330, 340, 341, 372, 374, 465, 466, 510, 527, 561, 620, 660, 682, 699, 748, 930, 932, 935, 1020, 1023, 1054, 1122, 1165, 1364, 1398, 1581, 1705, 1860, 1870, 2046, 2108, 2244, 2330, 2563, 2635, 2796, 2805, 3162, 3410, 3495, 3740, 3961, 4092, 4660, 5115, 5126, 5270, 5610, 5797, 6324, 6820, 6990, 7223, 7689, 7905, 7922, 10230, 10252, 10540, 11220, 11594, 11883, 12815, 13980, 14446, 15378, 15810, 15844, 17391, 19805, 20460, 21669, 23188, 23766, 25630, 28892, 28985, 30756, 31620, 34782, 36115, 38445, 39610, 43338, 43571, 47532, 51260, 57970, 59415, 69564, 72230, 76890, 79220, 79453, 86676, 86955, 87142, 108345, 115940, 118830, 122791, 130713, 144460, 153780, 158906, 173910, 174284, 216690, 217855, 237660, 238359, 245582, 261426, 317812, 347820, 368373, 397265, 433380, 435710, 476718, 491164, 522852, 613955, 653565, 736746, 794530, 871420, 953436, 1191795, 1227910, 1307130, 1350701, 1473492, 1589060, 1841865, 2383590, 2455820, 2614260, 2701402, 3683730, 4052103, 4767180, 5402804, 6753505, 7367460, 8104206, 13507010, 16208412, 20260515, 27014020, 40521030, 81042060]

約数ペア:

[(1, 81042060), (2, 40521030), (3, 27014020), (4, 20260515), (5, 16208412), (6, 13507010), (10, 8104206), (11, 7367460), (12, 6753505), (15, 5402804), (17, 4767180), (20, 4052103), (22, 3683730), (30, 2701402), (31, 2614260), (33, 2455820), (34, 2383590), (44, 1841865), (51, 1589060), (55, 1473492), (60, 1350701), (62, 1307130), (66, 1227910), (68, 1191795), (85, 953436), (93, 871420), (102, 794530), (110, 736746), (124, 653565), (132, 613955), (155, 522852), (165, 491164), (170, 476718), (186, 435710), (187, 433380), (204, 397265), (220, 368373), (233, 347820), (255, 317812), (310, 261426), (330, 245582), (340, 238359), (341, 237660), (372, 217855), (374, 216690), (465, 174284), (466, 173910), (510, 158906), (527, 153780), (561, 144460), (620, 130713), (660, 122791), (682, 118830), (699, 115940), (748, 108345), (930, 87142), (932, 86955), (935, 86676), (1020, 79453), (1023, 79220), (1054, 76890), (1122, 72230), (1165, 69564), (1364, 59415), (1398, 57970), (1581, 51260), (1705, 47532), (1860, 43571), (1870, 43338), (2046, 39610), (2108, 38445), (2244, 36115), (2330, 34782), (2563, 31620), (2635, 30756), (2796, 28985), (2805, 28892), (3162, 25630), (3410, 23766), (3495, 23188), (3740, 21669), (3961, 20460), (4092, 19805), (4660, 17391), (5115, 15844), (5126, 15810), (5270, 15378), (5610, 14446), (5797, 13980), (6324, 12815), (6820, 11883), (6990, 11594), (7223, 11220), (7689, 10540), (7905, 10252), (7922, 10230)]