2891229880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:450

約数の個数: 256

約数和(自身を含む): 8480194560

約数和(自身を除く): 5588964680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 88, 107, 110, 124, 140, 154, 155, 214, 217, 220, 248, 280, 283, 308, 310, 341, 385, 428, 434, 440, 535, 566, 616, 620, 682, 749, 770, 856, 868, 1070, 1085, 1132, 1177, 1240, 1364, 1415, 1498, 1540, 1705, 1736, 1981, 2140, 2170, 2264, 2354, 2387, 2728, 2830, 2996, 3080, 3113, 3317, 3410, 3745, 3962, 4280, 4340, 4708, 4774, 5660, 5885, 5992, 6226, 6634, 6820, 7490, 7924, 8239, 8680, 8773, 9416, 9548, 9905, 11320, 11770, 11935, 12452, 13268, 13640, 14980, 15565, 15848, 16478, 16585, 17546, 19096, 19810, 21791, 23219, 23540, 23870, 24904, 26536, 29960, 30281, 31130, 32956, 33170, 35092, 36487, 39620, 41195, 43582, 43865, 46438, 47080, 47740, 60562, 61411, 62260, 65912, 66340, 70184, 72974, 79240, 82390, 87164, 87730, 92876, 95480, 96503, 108955, 116095, 121124, 122822, 124520, 132680, 145948, 151405, 164780, 174328, 175460, 182435, 185752, 193006, 211967, 217910, 232190, 242248, 245644, 255409, 291896, 302810, 307055, 329560, 333091, 350920, 364870, 386012, 423934, 435820, 464380, 482515, 491288, 510818, 605620, 614110, 666182, 675521, 729740, 772024, 847868, 871640, 928760, 938711, 965030, 1021636, 1059835, 1211240, 1228220, 1277045, 1332364, 1351042, 1459480, 1665455, 1695736, 1877422, 1930060, 2043272, 2119670, 2331637, 2456440, 2554090, 2664728, 2702084, 3330910, 3377605, 3754844, 3860120, 4239340, 4663274, 4693555, 5108180, 5404168, 6570977, 6661820, 6755210, 7509688, 8478680, 9326548, 9387110, 10216360, 10325821, 11658185, 13141954, 13323640, 13510420, 18653096, 18774220, 20651642, 23316370, 26283908, 27020840, 32854885, 37548440, 41303284, 46632740, 51629105, 52567816, 65709770, 72280747, 82606568, 93265480, 103258210, 131419540, 144561494, 206516420, 262839080, 289122988, 361403735, 413032840, 578245976, 722807470, 1445614940, 2891229880]

約数ペア:

[(1, 2891229880), (2, 1445614940), (4, 722807470), (5, 578245976), (7, 413032840), (8, 361403735), (10, 289122988), (11, 262839080), (14, 206516420), (20, 144561494), (22, 131419540), (28, 103258210), (31, 93265480), (35, 82606568), (40, 72280747), (44, 65709770), (55, 52567816), (56, 51629105), (62, 46632740), (70, 41303284), (77, 37548440), (88, 32854885), (107, 27020840), (110, 26283908), (124, 23316370), (140, 20651642), (154, 18774220), (155, 18653096), (214, 13510420), (217, 13323640), (220, 13141954), (248, 11658185), (280, 10325821), (283, 10216360), (308, 9387110), (310, 9326548), (341, 8478680), (385, 7509688), (428, 6755210), (434, 6661820), (440, 6570977), (535, 5404168), (566, 5108180), (616, 4693555), (620, 4663274), (682, 4239340), (749, 3860120), (770, 3754844), (856, 3377605), (868, 3330910), (1070, 2702084), (1085, 2664728), (1132, 2554090), (1177, 2456440), (1240, 2331637), (1364, 2119670), (1415, 2043272), (1498, 1930060), (1540, 1877422), (1705, 1695736), (1736, 1665455), (1981, 1459480), (2140, 1351042), (2170, 1332364), (2264, 1277045), (2354, 1228220), (2387, 1211240), (2728, 1059835), (2830, 1021636), (2996, 965030), (3080, 938711), (3113, 928760), (3317, 871640), (3410, 847868), (3745, 772024), (3962, 729740), (4280, 675521), (4340, 666182), (4708, 614110), (4774, 605620), (5660, 510818), (5885, 491288), (5992, 482515), (6226, 464380), (6634, 435820), (6820, 423934), (7490, 386012), (7924, 364870), (8239, 350920), (8680, 333091), (8773, 329560), (9416, 307055), (9548, 302810), (9905, 291896), (11320, 255409), (11770, 245644), (11935, 242248), (12452, 232190), (13268, 217910), (13640, 211967), (14980, 193006), (15565, 185752), (15848, 182435), (16478, 175460), (16585, 174328), (17546, 164780), (19096, 151405), (19810, 145948), (21791, 132680), (23219, 124520), (23540, 122822), (23870, 121124), (24904, 116095), (26536, 108955), (29960, 96503), (30281, 95480), (31130, 92876), (32956, 87730), (33170, 87164), (35092, 82390), (36487, 79240), (39620, 72974), (41195, 70184), (43582, 66340), (43865, 65912), (46438, 62260), (47080, 61411), (47740, 60562)]