1253685720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{11393}}^1$

素因数の和:11545

約数の個数: 128

約数和(自身を含む): 4331543040

約数和(自身を除く): 3077857320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 131, 140, 168, 210, 262, 280, 393, 420, 524, 655, 786, 840, 917, 1048, 1310, 1572, 1834, 1965, 2620, 2751, 3144, 3668, 3930, 4585, 5240, 5502, 7336, 7860, 9170, 11004, 11393, 13755, 15720, 18340, 22008, 22786, 27510, 34179, 36680, 45572, 55020, 56965, 68358, 79751, 91144, 110040, 113930, 136716, 159502, 170895, 227860, 239253, 273432, 319004, 341790, 398755, 455720, 478506, 638008, 683580, 797510, 957012, 1196265, 1367160, 1492483, 1595020, 1914024, 2392530, 2984966, 3190040, 4477449, 4785060, 5969932, 7462415, 8954898, 9570120, 10447381, 11939864, 14924830, 17909796, 20894762, 22387245, 29849660, 31342143, 35819592, 41789524, 44774490, 52236905, 59699320, 62684286, 83579048, 89548980, 104473810, 125368572, 156710715, 179097960, 208947620, 250737144, 313421430, 417895240, 626842860, 1253685720]

約数ペア:

[(1, 1253685720), (2, 626842860), (3, 417895240), (4, 313421430), (5, 250737144), (6, 208947620), (7, 179097960), (8, 156710715), (10, 125368572), (12, 104473810), (14, 89548980), (15, 83579048), (20, 62684286), (21, 59699320), (24, 52236905), (28, 44774490), (30, 41789524), (35, 35819592), (40, 31342143), (42, 29849660), (56, 22387245), (60, 20894762), (70, 17909796), (84, 14924830), (105, 11939864), (120, 10447381), (131, 9570120), (140, 8954898), (168, 7462415), (210, 5969932), (262, 4785060), (280, 4477449), (393, 3190040), (420, 2984966), (524, 2392530), (655, 1914024), (786, 1595020), (840, 1492483), (917, 1367160), (1048, 1196265), (1310, 957012), (1572, 797510), (1834, 683580), (1965, 638008), (2620, 478506), (2751, 455720), (3144, 398755), (3668, 341790), (3930, 319004), (4585, 273432), (5240, 239253), (5502, 227860), (7336, 170895), (7860, 159502), (9170, 136716), (11004, 113930), (11393, 110040), (13755, 91144), (15720, 79751), (18340, 68358), (22008, 56965), (22786, 55020), (27510, 45572), (34179, 36680)]