64286820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:442

約数の個数: 144

約数和(自身を含む): 213175872

約数和(自身を除く): 148889052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 83, 90, 117, 130, 156, 166, 180, 195, 234, 249, 260, 331, 332, 390, 415, 468, 498, 585, 662, 747, 780, 830, 993, 996, 1079, 1170, 1245, 1324, 1494, 1655, 1660, 1986, 2158, 2340, 2490, 2979, 2988, 3237, 3310, 3735, 3972, 4303, 4316, 4965, 4980, 5395, 5958, 6474, 6620, 7470, 8606, 9711, 9930, 10790, 11916, 12909, 12948, 14895, 14940, 16185, 17212, 19422, 19860, 21515, 21580, 25818, 27473, 29790, 32370, 38727, 38844, 43030, 48555, 51636, 54946, 59580, 64545, 64740, 77454, 82419, 86060, 97110, 109892, 129090, 137365, 154908, 164838, 193635, 194220, 247257, 258180, 274730, 329676, 357149, 387270, 412095, 494514, 549460, 714298, 774540, 824190, 989028, 1071447, 1236285, 1428596, 1648380, 1785745, 2142894, 2472570, 3214341, 3571490, 4285788, 4945140, 5357235, 6428682, 7142980, 10714470, 12857364, 16071705, 21428940, 32143410, 64286820]

約数ペア:

[(1, 64286820), (2, 32143410), (3, 21428940), (4, 16071705), (5, 12857364), (6, 10714470), (9, 7142980), (10, 6428682), (12, 5357235), (13, 4945140), (15, 4285788), (18, 3571490), (20, 3214341), (26, 2472570), (30, 2142894), (36, 1785745), (39, 1648380), (45, 1428596), (52, 1236285), (60, 1071447), (65, 989028), (78, 824190), (83, 774540), (90, 714298), (117, 549460), (130, 494514), (156, 412095), (166, 387270), (180, 357149), (195, 329676), (234, 274730), (249, 258180), (260, 247257), (331, 194220), (332, 193635), (390, 164838), (415, 154908), (468, 137365), (498, 129090), (585, 109892), (662, 97110), (747, 86060), (780, 82419), (830, 77454), (993, 64740), (996, 64545), (1079, 59580), (1170, 54946), (1245, 51636), (1324, 48555), (1494, 43030), (1655, 38844), (1660, 38727), (1986, 32370), (2158, 29790), (2340, 27473), (2490, 25818), (2979, 21580), (2988, 21515), (3237, 19860), (3310, 19422), (3735, 17212), (3972, 16185), (4303, 14940), (4316, 14895), (4965, 12948), (4980, 12909), (5395, 11916), (5958, 10790), (6474, 9930), (6620, 9711), (7470, 8606)]