238478940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4027}}^1$

素因数の和:4096

約数の個数: 144

約数和(自身を含む): 844526592

約数和(自身を除く): 606047652

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 658, 705, 846, 940, 987, 1260, 1316, 1410, 1645, 1692, 1974, 2115, 2820, 2961, 3290, 3948, 4027, 4230, 4935, 5922, 6580, 8054, 8460, 9870, 11844, 12081, 14805, 16108, 19740, 20135, 24162, 28189, 29610, 36243, 40270, 48324, 56378, 59220, 60405, 72486, 80540, 84567, 112756, 120810, 140945, 144972, 169134, 181215, 189269, 241620, 253701, 281890, 338268, 362430, 378538, 422835, 507402, 563780, 567807, 724860, 757076, 845670, 946345, 1014804, 1135614, 1268505, 1324883, 1691340, 1703421, 1892690, 2271228, 2537010, 2649766, 2839035, 3406842, 3785380, 3974649, 5074020, 5299532, 5678070, 6624415, 6813684, 7949298, 8517105, 11356140, 11923947, 13248830, 15898596, 17034210, 19873245, 23847894, 26497660, 34068420, 39746490, 47695788, 59619735, 79492980, 119239470, 238478940]

約数ペア:

[(1, 238478940), (2, 119239470), (3, 79492980), (4, 59619735), (5, 47695788), (6, 39746490), (7, 34068420), (9, 26497660), (10, 23847894), (12, 19873245), (14, 17034210), (15, 15898596), (18, 13248830), (20, 11923947), (21, 11356140), (28, 8517105), (30, 7949298), (35, 6813684), (36, 6624415), (42, 5678070), (45, 5299532), (47, 5074020), (60, 3974649), (63, 3785380), (70, 3406842), (84, 2839035), (90, 2649766), (94, 2537010), (105, 2271228), (126, 1892690), (140, 1703421), (141, 1691340), (180, 1324883), (188, 1268505), (210, 1135614), (235, 1014804), (252, 946345), (282, 845670), (315, 757076), (329, 724860), (420, 567807), (423, 563780), (470, 507402), (564, 422835), (630, 378538), (658, 362430), (705, 338268), (846, 281890), (940, 253701), (987, 241620), (1260, 189269), (1316, 181215), (1410, 169134), (1645, 144972), (1692, 140945), (1974, 120810), (2115, 112756), (2820, 84567), (2961, 80540), (3290, 72486), (3948, 60405), (4027, 59220), (4230, 56378), (4935, 48324), (5922, 40270), (6580, 36243), (8054, 29610), (8460, 28189), (9870, 24162), (11844, 20135), (12081, 19740), (14805, 16108)]