31074810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:192

約数の個数: 128

約数和(自身を含む): 87816960

約数和(自身を除く): 56742150

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 43, 51, 65, 78, 85, 86, 102, 109, 129, 130, 170, 195, 215, 218, 221, 255, 258, 327, 390, 430, 442, 510, 545, 559, 645, 654, 663, 731, 1090, 1105, 1118, 1290, 1326, 1417, 1462, 1635, 1677, 1853, 2193, 2210, 2795, 2834, 3270, 3315, 3354, 3655, 3706, 4251, 4386, 4687, 5559, 5590, 6630, 7085, 7310, 8385, 8502, 9265, 9374, 9503, 10965, 11118, 14061, 14170, 16770, 18530, 19006, 21255, 21930, 23435, 24089, 27795, 28122, 28509, 42510, 46870, 47515, 48178, 55590, 57018, 60931, 70305, 72267, 79679, 95030, 120445, 121862, 140610, 142545, 144534, 159358, 182793, 239037, 240890, 285090, 304655, 361335, 365586, 398395, 478074, 609310, 722670, 796790, 913965, 1035827, 1195185, 1827930, 2071654, 2390370, 3107481, 5179135, 6214962, 10358270, 15537405, 31074810]

約数ペア:

[(1, 31074810), (2, 15537405), (3, 10358270), (5, 6214962), (6, 5179135), (10, 3107481), (13, 2390370), (15, 2071654), (17, 1827930), (26, 1195185), (30, 1035827), (34, 913965), (39, 796790), (43, 722670), (51, 609310), (65, 478074), (78, 398395), (85, 365586), (86, 361335), (102, 304655), (109, 285090), (129, 240890), (130, 239037), (170, 182793), (195, 159358), (215, 144534), (218, 142545), (221, 140610), (255, 121862), (258, 120445), (327, 95030), (390, 79679), (430, 72267), (442, 70305), (510, 60931), (545, 57018), (559, 55590), (645, 48178), (654, 47515), (663, 46870), (731, 42510), (1090, 28509), (1105, 28122), (1118, 27795), (1290, 24089), (1326, 23435), (1417, 21930), (1462, 21255), (1635, 19006), (1677, 18530), (1853, 16770), (2193, 14170), (2210, 14061), (2795, 11118), (2834, 10965), (3270, 9503), (3315, 9374), (3354, 9265), (3655, 8502), (3706, 8385), (4251, 7310), (4386, 7085), (4687, 6630), (5559, 5590)]