61312440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1553}}^1$

素因数の和:1621

約数の個数: 128

約数和(自身を含む): 214824960

約数和(自身を除く): 153512520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 470, 564, 658, 705, 840, 940, 987, 1128, 1316, 1410, 1553, 1645, 1880, 1974, 2632, 2820, 3106, 3290, 3948, 4659, 4935, 5640, 6212, 6580, 7765, 7896, 9318, 9870, 10871, 12424, 13160, 15530, 18636, 19740, 21742, 23295, 31060, 32613, 37272, 39480, 43484, 46590, 54355, 62120, 65226, 72991, 86968, 93180, 108710, 130452, 145982, 163065, 186360, 217420, 218973, 260904, 291964, 326130, 364955, 434840, 437946, 510937, 583928, 652260, 729910, 875892, 1021874, 1094865, 1304520, 1459820, 1532811, 1751784, 2043748, 2189730, 2554685, 2919640, 3065622, 4087496, 4379460, 5109370, 6131244, 7664055, 8758920, 10218740, 12262488, 15328110, 20437480, 30656220, 61312440]

約数ペア:

[(1, 61312440), (2, 30656220), (3, 20437480), (4, 15328110), (5, 12262488), (6, 10218740), (7, 8758920), (8, 7664055), (10, 6131244), (12, 5109370), (14, 4379460), (15, 4087496), (20, 3065622), (21, 2919640), (24, 2554685), (28, 2189730), (30, 2043748), (35, 1751784), (40, 1532811), (42, 1459820), (47, 1304520), (56, 1094865), (60, 1021874), (70, 875892), (84, 729910), (94, 652260), (105, 583928), (120, 510937), (140, 437946), (141, 434840), (168, 364955), (188, 326130), (210, 291964), (235, 260904), (280, 218973), (282, 217420), (329, 186360), (376, 163065), (420, 145982), (470, 130452), (564, 108710), (658, 93180), (705, 86968), (840, 72991), (940, 65226), (987, 62120), (1128, 54355), (1316, 46590), (1410, 43484), (1553, 39480), (1645, 37272), (1880, 32613), (1974, 31060), (2632, 23295), (2820, 21742), (3106, 19740), (3290, 18636), (3948, 15530), (4659, 13160), (4935, 12424), (5640, 10871), (6212, 9870), (6580, 9318), (7765, 7896)]