138776820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3631}}^1$

素因数の和:3670

約数の個数: 144

約数和(自身を含む): 486920448

約数和(自身を除く): 348143628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3631, 3822, 5460, 6370, 7262, 7644, 9555, 10893, 12740, 14524, 18155, 19110, 21786, 25417, 36310, 38220, 43572, 47203, 50834, 54465, 72620, 76251, 94406, 101668, 108930, 127085, 141609, 152502, 177919, 188812, 217860, 236015, 254170, 283218, 305004, 330421, 355838, 381255, 472030, 508340, 533757, 566436, 660842, 708045, 711676, 762510, 889595, 944060, 991263, 1067514, 1321684, 1416090, 1525020, 1652105, 1779190, 1982526, 2135028, 2312947, 2668785, 2832180, 3304210, 3558380, 3965052, 4625894, 4956315, 5337570, 6608420, 6938841, 9251788, 9912630, 10675140, 11564735, 13877682, 19825260, 23129470, 27755364, 34694205, 46258940, 69388410, 138776820]

約数ペア:

[(1, 138776820), (2, 69388410), (3, 46258940), (4, 34694205), (5, 27755364), (6, 23129470), (7, 19825260), (10, 13877682), (12, 11564735), (13, 10675140), (14, 9912630), (15, 9251788), (20, 6938841), (21, 6608420), (26, 5337570), (28, 4956315), (30, 4625894), (35, 3965052), (39, 3558380), (42, 3304210), (49, 2832180), (52, 2668785), (60, 2312947), (65, 2135028), (70, 1982526), (78, 1779190), (84, 1652105), (91, 1525020), (98, 1416090), (105, 1321684), (130, 1067514), (140, 991263), (147, 944060), (156, 889595), (182, 762510), (195, 711676), (196, 708045), (210, 660842), (245, 566436), (260, 533757), (273, 508340), (294, 472030), (364, 381255), (390, 355838), (420, 330421), (455, 305004), (490, 283218), (546, 254170), (588, 236015), (637, 217860), (735, 188812), (780, 177919), (910, 152502), (980, 141609), (1092, 127085), (1274, 108930), (1365, 101668), (1470, 94406), (1820, 76251), (1911, 72620), (2548, 54465), (2730, 50834), (2940, 47203), (3185, 43572), (3631, 38220), (3822, 36310), (5460, 25417), (6370, 21786), (7262, 19110), (7644, 18155), (9555, 14524), (10893, 12740)]