31754970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 93139200

約数和(自身を除く): 61384230

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 83, 90, 109, 117, 130, 135, 166, 195, 218, 234, 249, 270, 327, 351, 390, 415, 498, 545, 585, 654, 702, 747, 830, 981, 1079, 1090, 1170, 1245, 1417, 1494, 1635, 1755, 1962, 2158, 2241, 2490, 2834, 2943, 3237, 3270, 3510, 3735, 4251, 4482, 4905, 5395, 5886, 6474, 7085, 7470, 8502, 9047, 9711, 9810, 10790, 11205, 12753, 14170, 14715, 16185, 18094, 19422, 21255, 22410, 25506, 27141, 29133, 29430, 32370, 38259, 42510, 45235, 48555, 54282, 58266, 63765, 76518, 81423, 90470, 97110, 117611, 127530, 135705, 145665, 162846, 191295, 235222, 244269, 271410, 291330, 352833, 382590, 407115, 488538, 588055, 705666, 814230, 1058499, 1176110, 1221345, 1764165, 2116998, 2442690, 3175497, 3528330, 5292495, 6350994, 10584990, 15877485, 31754970]

約数ペア:

[(1, 31754970), (2, 15877485), (3, 10584990), (5, 6350994), (6, 5292495), (9, 3528330), (10, 3175497), (13, 2442690), (15, 2116998), (18, 1764165), (26, 1221345), (27, 1176110), (30, 1058499), (39, 814230), (45, 705666), (54, 588055), (65, 488538), (78, 407115), (83, 382590), (90, 352833), (109, 291330), (117, 271410), (130, 244269), (135, 235222), (166, 191295), (195, 162846), (218, 145665), (234, 135705), (249, 127530), (270, 117611), (327, 97110), (351, 90470), (390, 81423), (415, 76518), (498, 63765), (545, 58266), (585, 54282), (654, 48555), (702, 45235), (747, 42510), (830, 38259), (981, 32370), (1079, 29430), (1090, 29133), (1170, 27141), (1245, 25506), (1417, 22410), (1494, 21255), (1635, 19422), (1755, 18094), (1962, 16185), (2158, 14715), (2241, 14170), (2490, 12753), (2834, 11205), (2943, 10790), (3237, 9810), (3270, 9711), (3510, 9047), (3735, 8502), (4251, 7470), (4482, 7085), (4905, 6474), (5395, 5886)]