187851690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:629

約数の個数: 128

約数和(自身を含む): 545529600

約数和(自身を除く): 357677910

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 109, 117, 130, 135, 195, 218, 234, 270, 327, 351, 390, 491, 545, 585, 654, 702, 981, 982, 1090, 1170, 1417, 1473, 1635, 1755, 1962, 2455, 2834, 2943, 2946, 3270, 3510, 4251, 4419, 4905, 4910, 5886, 6383, 7085, 7365, 8502, 8838, 9810, 12753, 12766, 13257, 14170, 14715, 14730, 19149, 21255, 22095, 25506, 26514, 29430, 31915, 38259, 38298, 42510, 44190, 53519, 57447, 63765, 63830, 66285, 76518, 95745, 107038, 114894, 127530, 132570, 160557, 172341, 191295, 191490, 267595, 287235, 321114, 344682, 382590, 481671, 535190, 574470, 695747, 802785, 861705, 963342, 1391494, 1445013, 1605570, 1723410, 2087241, 2408355, 2890026, 3478735, 4174482, 4816710, 6261723, 6957470, 7225065, 10436205, 12523446, 14450130, 18785169, 20872410, 31308615, 37570338, 62617230, 93925845, 187851690]

約数ペア:

[(1, 187851690), (2, 93925845), (3, 62617230), (5, 37570338), (6, 31308615), (9, 20872410), (10, 18785169), (13, 14450130), (15, 12523446), (18, 10436205), (26, 7225065), (27, 6957470), (30, 6261723), (39, 4816710), (45, 4174482), (54, 3478735), (65, 2890026), (78, 2408355), (90, 2087241), (109, 1723410), (117, 1605570), (130, 1445013), (135, 1391494), (195, 963342), (218, 861705), (234, 802785), (270, 695747), (327, 574470), (351, 535190), (390, 481671), (491, 382590), (545, 344682), (585, 321114), (654, 287235), (702, 267595), (981, 191490), (982, 191295), (1090, 172341), (1170, 160557), (1417, 132570), (1473, 127530), (1635, 114894), (1755, 107038), (1962, 95745), (2455, 76518), (2834, 66285), (2943, 63830), (2946, 63765), (3270, 57447), (3510, 53519), (4251, 44190), (4419, 42510), (4905, 38298), (4910, 38259), (5886, 31915), (6383, 29430), (7085, 26514), (7365, 25506), (8502, 22095), (8838, 21255), (9810, 19149), (12753, 14730), (12766, 14715), (13257, 14170)]