56690340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 188270208

約数和(自身を除く): 131579868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 73, 84, 86, 105, 129, 140, 146, 172, 210, 215, 219, 258, 292, 301, 365, 420, 430, 438, 511, 516, 602, 645, 730, 860, 876, 903, 1022, 1095, 1204, 1290, 1460, 1505, 1533, 1806, 1849, 2044, 2190, 2555, 2580, 3010, 3066, 3139, 3612, 3698, 4380, 4515, 5110, 5547, 6020, 6132, 6278, 7396, 7665, 9030, 9245, 9417, 10220, 11094, 12556, 12943, 15330, 15695, 18060, 18490, 18834, 21973, 22188, 25886, 27735, 30660, 31390, 36980, 37668, 38829, 43946, 47085, 51772, 55470, 62780, 64715, 65919, 77658, 87892, 94170, 109865, 110940, 129430, 131838, 134977, 155316, 188340, 194145, 219730, 258860, 263676, 269954, 329595, 388290, 404931, 439460, 539908, 659190, 674885, 776580, 809862, 944839, 1318380, 1349770, 1619724, 1889678, 2024655, 2699540, 2834517, 3779356, 4049310, 4724195, 5669034, 8098620, 9448390, 11338068, 14172585, 18896780, 28345170, 56690340]

約数ペア:

[(1, 56690340), (2, 28345170), (3, 18896780), (4, 14172585), (5, 11338068), (6, 9448390), (7, 8098620), (10, 5669034), (12, 4724195), (14, 4049310), (15, 3779356), (20, 2834517), (21, 2699540), (28, 2024655), (30, 1889678), (35, 1619724), (42, 1349770), (43, 1318380), (60, 944839), (70, 809862), (73, 776580), (84, 674885), (86, 659190), (105, 539908), (129, 439460), (140, 404931), (146, 388290), (172, 329595), (210, 269954), (215, 263676), (219, 258860), (258, 219730), (292, 194145), (301, 188340), (365, 155316), (420, 134977), (430, 131838), (438, 129430), (511, 110940), (516, 109865), (602, 94170), (645, 87892), (730, 77658), (860, 65919), (876, 64715), (903, 62780), (1022, 55470), (1095, 51772), (1204, 47085), (1290, 43946), (1460, 38829), (1505, 37668), (1533, 36980), (1806, 31390), (1849, 30660), (2044, 27735), (2190, 25886), (2555, 22188), (2580, 21973), (3010, 18834), (3066, 18490), (3139, 18060), (3612, 15695), (3698, 15330), (4380, 12943), (4515, 12556), (5110, 11094), (5547, 10220), (6020, 9417), (6132, 9245), (6278, 9030), (7396, 7665)]