1289340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:76

約数の個数: 144

約数和(自身を含む): 4586400

約数和(自身を除く): 3297060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 29, 30, 36, 38, 39, 45, 52, 57, 58, 60, 65, 76, 78, 87, 90, 95, 114, 116, 117, 130, 145, 156, 171, 174, 180, 190, 195, 228, 234, 247, 260, 261, 285, 290, 342, 348, 377, 380, 390, 435, 468, 494, 522, 551, 570, 580, 585, 684, 741, 754, 780, 855, 870, 988, 1044, 1102, 1131, 1140, 1170, 1235, 1305, 1482, 1508, 1653, 1710, 1740, 1885, 2204, 2223, 2262, 2340, 2470, 2610, 2755, 2964, 3306, 3393, 3420, 3705, 3770, 4446, 4524, 4940, 4959, 5220, 5510, 5655, 6612, 6786, 7163, 7410, 7540, 8265, 8892, 9918, 11020, 11115, 11310, 13572, 14326, 14820, 16530, 16965, 19836, 21489, 22230, 22620, 24795, 28652, 33060, 33930, 35815, 42978, 44460, 49590, 64467, 67860, 71630, 85956, 99180, 107445, 128934, 143260, 214890, 257868, 322335, 429780, 644670, 1289340]

約数ペア:

[(1, 1289340), (2, 644670), (3, 429780), (4, 322335), (5, 257868), (6, 214890), (9, 143260), (10, 128934), (12, 107445), (13, 99180), (15, 85956), (18, 71630), (19, 67860), (20, 64467), (26, 49590), (29, 44460), (30, 42978), (36, 35815), (38, 33930), (39, 33060), (45, 28652), (52, 24795), (57, 22620), (58, 22230), (60, 21489), (65, 19836), (76, 16965), (78, 16530), (87, 14820), (90, 14326), (95, 13572), (114, 11310), (116, 11115), (117, 11020), (130, 9918), (145, 8892), (156, 8265), (171, 7540), (174, 7410), (180, 7163), (190, 6786), (195, 6612), (228, 5655), (234, 5510), (247, 5220), (260, 4959), (261, 4940), (285, 4524), (290, 4446), (342, 3770), (348, 3705), (377, 3420), (380, 3393), (390, 3306), (435, 2964), (468, 2755), (494, 2610), (522, 2470), (551, 2340), (570, 2262), (580, 2223), (585, 2204), (684, 1885), (741, 1740), (754, 1710), (780, 1653), (855, 1508), (870, 1482), (988, 1305), (1044, 1235), (1102, 1170), (1131, 1140)]