390310284

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{51061}}^1$

素因数の和:51095

約数の個数: 72

約数和(自身を含む): 1140929328

約数和(自身を除く): 750619044

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 51061, 102122, 153183, 204244, 306366, 357427, 612732, 663793, 714854, 1072281, 1327586, 1429708, 1991379, 2144562, 2501989, 2655172, 3982758, 4289124, 4646551, 5003978, 7505967, 7965516, 9293102, 10007956, 13939653, 15011934, 18586204, 27879306, 30023868, 32525857, 55758612, 65051714, 97577571, 130103428, 195155142, 390310284]

約数ペア:

[(1, 390310284), (2, 195155142), (3, 130103428), (4, 97577571), (6, 65051714), (7, 55758612), (12, 32525857), (13, 30023868), (14, 27879306), (21, 18586204), (26, 15011934), (28, 13939653), (39, 10007956), (42, 9293102), (49, 7965516), (52, 7505967), (78, 5003978), (84, 4646551), (91, 4289124), (98, 3982758), (147, 2655172), (156, 2501989), (182, 2144562), (196, 1991379), (273, 1429708), (294, 1327586), (364, 1072281), (546, 714854), (588, 663793), (637, 612732), (1092, 357427), (1274, 306366), (1911, 204244), (2548, 153183), (3822, 102122), (7644, 51061)]