678202910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{307}}^1$

素因数の和:502

約数の個数: 128

約数和(自身を含む): 1617960960

約数和(自身を除く): 939758050

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 110, 133, 151, 154, 190, 209, 266, 302, 307, 385, 418, 614, 665, 755, 770, 1045, 1057, 1330, 1463, 1510, 1535, 1661, 2090, 2114, 2149, 2869, 2926, 3070, 3322, 3377, 4298, 5285, 5738, 5833, 6754, 7315, 8305, 10570, 10745, 11627, 11666, 14345, 14630, 16610, 16885, 20083, 21490, 23254, 23639, 28690, 29165, 31559, 33770, 40166, 40831, 46357, 47278, 58135, 58330, 63118, 64163, 81662, 92714, 100415, 116270, 118195, 128326, 157795, 200830, 204155, 220913, 231785, 236390, 315590, 320815, 324499, 408310, 441826, 449141, 463570, 509927, 641630, 648998, 880783, 898282, 1019854, 1104565, 1622495, 1761566, 2209130, 2245705, 2549635, 3244990, 3569489, 4403915, 4491410, 5099270, 6165481, 7138978, 8807830, 9688613, 12330962, 17847445, 19377226, 30827405, 35694890, 48443065, 61654810, 67820291, 96886130, 135640582, 339101455, 678202910]

約数ペア:

[(1, 678202910), (2, 339101455), (5, 135640582), (7, 96886130), (10, 67820291), (11, 61654810), (14, 48443065), (19, 35694890), (22, 30827405), (35, 19377226), (38, 17847445), (55, 12330962), (70, 9688613), (77, 8807830), (95, 7138978), (110, 6165481), (133, 5099270), (151, 4491410), (154, 4403915), (190, 3569489), (209, 3244990), (266, 2549635), (302, 2245705), (307, 2209130), (385, 1761566), (418, 1622495), (614, 1104565), (665, 1019854), (755, 898282), (770, 880783), (1045, 648998), (1057, 641630), (1330, 509927), (1463, 463570), (1510, 449141), (1535, 441826), (1661, 408310), (2090, 324499), (2114, 320815), (2149, 315590), (2869, 236390), (2926, 231785), (3070, 220913), (3322, 204155), (3377, 200830), (4298, 157795), (5285, 128326), (5738, 118195), (5833, 116270), (6754, 100415), (7315, 92714), (8305, 81662), (10570, 64163), (10745, 63118), (11627, 58330), (11666, 58135), (14345, 47278), (14630, 46357), (16610, 40831), (16885, 40166), (20083, 33770), (21490, 31559), (23254, 29165), (23639, 28690)]