30656220

素因数分解:

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

素因数の和:1619

約数の個数: 96

約数和(自身を含む): 100251648

約数和(自身を除く): 69595428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1553, 1645, 1974, 2820, 3106, 3290, 3948, 4659, 4935, 6212, 6580, 7765, 9318, 9870, 10871, 15530, 18636, 19740, 21742, 23295, 31060, 32613, 43484, 46590, 54355, 65226, 72991, 93180, 108710, 130452, 145982, 163065, 217420, 218973, 291964, 326130, 364955, 437946, 510937, 652260, 729910, 875892, 1021874, 1094865, 1459820, 1532811, 2043748, 2189730, 2554685, 3065622, 4379460, 5109370, 6131244, 7664055, 10218740, 15328110, 30656220]

約数ペア:

[(1, 30656220), (2, 15328110), (3, 10218740), (4, 7664055), (5, 6131244), (6, 5109370), (7, 4379460), (10, 3065622), (12, 2554685), (14, 2189730), (15, 2043748), (20, 1532811), (21, 1459820), (28, 1094865), (30, 1021874), (35, 875892), (42, 729910), (47, 652260), (60, 510937), (70, 437946), (84, 364955), (94, 326130), (105, 291964), (140, 218973), (141, 217420), (188, 163065), (210, 145982), (235, 130452), (282, 108710), (329, 93180), (420, 72991), (470, 65226), (564, 54355), (658, 46590), (705, 43484), (940, 32613), (987, 31060), (1316, 23295), (1410, 21742), (1553, 19740), (1645, 18636), (1974, 15530), (2820, 10871), (3106, 9870), (3290, 9318), (3948, 7765), (4659, 6580), (4935, 6212)]