290125404

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 805109760

約数和(自身を除く): 514984356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 31, 36, 46, 62, 69, 89, 92, 93, 124, 127, 138, 178, 186, 207, 254, 267, 276, 279, 356, 372, 381, 414, 508, 534, 558, 713, 762, 801, 828, 1068, 1116, 1143, 1426, 1524, 1602, 2047, 2139, 2286, 2759, 2852, 2921, 3204, 3937, 4094, 4278, 4572, 5518, 5842, 6141, 6417, 7874, 8188, 8277, 8556, 8763, 11036, 11303, 11684, 11811, 12282, 12834, 15748, 16554, 17526, 18423, 22606, 23622, 24564, 24831, 25668, 26289, 33108, 33909, 35052, 35433, 36846, 45212, 47244, 49662, 52578, 63457, 67818, 70866, 73692, 90551, 99324, 101727, 105156, 126914, 135636, 141732, 181102, 190371, 203454, 253828, 259969, 271653, 350393, 362204, 380742, 406908, 519938, 543306, 571113, 700786, 761484, 779907, 814959, 1039876, 1051179, 1086612, 1142226, 1401572, 1559814, 1629918, 2102358, 2284452, 2339721, 3119628, 3153537, 3259836, 4204716, 4679442, 6307074, 8059039, 9358884, 12614148, 16118078, 24177117, 32236156, 48354234, 72531351, 96708468, 145062702, 290125404]

約数ペア:

[(1, 290125404), (2, 145062702), (3, 96708468), (4, 72531351), (6, 48354234), (9, 32236156), (12, 24177117), (18, 16118078), (23, 12614148), (31, 9358884), (36, 8059039), (46, 6307074), (62, 4679442), (69, 4204716), (89, 3259836), (92, 3153537), (93, 3119628), (124, 2339721), (127, 2284452), (138, 2102358), (178, 1629918), (186, 1559814), (207, 1401572), (254, 1142226), (267, 1086612), (276, 1051179), (279, 1039876), (356, 814959), (372, 779907), (381, 761484), (414, 700786), (508, 571113), (534, 543306), (558, 519938), (713, 406908), (762, 380742), (801, 362204), (828, 350393), (1068, 271653), (1116, 259969), (1143, 253828), (1426, 203454), (1524, 190371), (1602, 181102), (2047, 141732), (2139, 135636), (2286, 126914), (2759, 105156), (2852, 101727), (2921, 99324), (3204, 90551), (3937, 73692), (4094, 70866), (4278, 67818), (4572, 63457), (5518, 52578), (5842, 49662), (6141, 47244), (6417, 45212), (7874, 36846), (8188, 35433), (8277, 35052), (8556, 33909), (8763, 33108), (11036, 26289), (11303, 25668), (11684, 24831), (11811, 24564), (12282, 23622), (12834, 22606), (15748, 18423), (16554, 17526)]