51640470

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:419

約数の個数: 128

約数和(自身を含む): 159667200

約数和(自身を除く): 108026730

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 89, 90, 105, 126, 135, 178, 189, 210, 267, 270, 307, 315, 378, 445, 534, 614, 623, 630, 801, 890, 921, 945, 1246, 1335, 1535, 1602, 1842, 1869, 1890, 2149, 2403, 2670, 2763, 3070, 3115, 3738, 4005, 4298, 4605, 4806, 5526, 5607, 6230, 6447, 8010, 8289, 9210, 9345, 10745, 11214, 12015, 12894, 13815, 16578, 16821, 18690, 19341, 21490, 24030, 27323, 27630, 28035, 32235, 33642, 38682, 41445, 54646, 56070, 58023, 64470, 81969, 82890, 84105, 96705, 116046, 136615, 163938, 168210, 191261, 193410, 245907, 273230, 290115, 382522, 409845, 491814, 573783, 580230, 737721, 819690, 956305, 1147566, 1229535, 1475442, 1721349, 1912610, 2459070, 2868915, 3442698, 3688605, 5164047, 5737830, 7377210, 8606745, 10328094, 17213490, 25820235, 51640470]

約数ペア:

[(1, 51640470), (2, 25820235), (3, 17213490), (5, 10328094), (6, 8606745), (7, 7377210), (9, 5737830), (10, 5164047), (14, 3688605), (15, 3442698), (18, 2868915), (21, 2459070), (27, 1912610), (30, 1721349), (35, 1475442), (42, 1229535), (45, 1147566), (54, 956305), (63, 819690), (70, 737721), (89, 580230), (90, 573783), (105, 491814), (126, 409845), (135, 382522), (178, 290115), (189, 273230), (210, 245907), (267, 193410), (270, 191261), (307, 168210), (315, 163938), (378, 136615), (445, 116046), (534, 96705), (614, 84105), (623, 82890), (630, 81969), (801, 64470), (890, 58023), (921, 56070), (945, 54646), (1246, 41445), (1335, 38682), (1535, 33642), (1602, 32235), (1842, 28035), (1869, 27630), (1890, 27323), (2149, 24030), (2403, 21490), (2670, 19341), (2763, 18690), (3070, 16821), (3115, 16578), (3738, 13815), (4005, 12894), (4298, 12015), (4605, 11214), (4806, 10745), (5526, 9345), (5607, 9210), (6230, 8289), (6447, 8010)]