123403140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2647}}^1$

素因数の和:2706

約数の個数: 144

約数和(自身を含む): 439525632

約数和(自身を除く): 316122492

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 630, 666, 740, 777, 1036, 1110, 1260, 1295, 1332, 1554, 1665, 2220, 2331, 2590, 2647, 3108, 3330, 3885, 4662, 5180, 5294, 6660, 7770, 7941, 9324, 10588, 11655, 13235, 15540, 15882, 18529, 23310, 23823, 26470, 31764, 37058, 39705, 46620, 47646, 52940, 55587, 74116, 79410, 92645, 95292, 97939, 111174, 119115, 158820, 166761, 185290, 195878, 222348, 238230, 277935, 293817, 333522, 370580, 391756, 476460, 489695, 555870, 587634, 667044, 685573, 833805, 881451, 979390, 1111740, 1175268, 1371146, 1469085, 1667610, 1762902, 1958780, 2056719, 2742292, 2938170, 3335220, 3427865, 3525804, 4113438, 4407255, 5876340, 6170157, 6855730, 8226876, 8814510, 10283595, 12340314, 13711460, 17629020, 20567190, 24680628, 30850785, 41134380, 61701570, 123403140]

約数ペア:

[(1, 123403140), (2, 61701570), (3, 41134380), (4, 30850785), (5, 24680628), (6, 20567190), (7, 17629020), (9, 13711460), (10, 12340314), (12, 10283595), (14, 8814510), (15, 8226876), (18, 6855730), (20, 6170157), (21, 5876340), (28, 4407255), (30, 4113438), (35, 3525804), (36, 3427865), (37, 3335220), (42, 2938170), (45, 2742292), (60, 2056719), (63, 1958780), (70, 1762902), (74, 1667610), (84, 1469085), (90, 1371146), (105, 1175268), (111, 1111740), (126, 979390), (140, 881451), (148, 833805), (180, 685573), (185, 667044), (210, 587634), (222, 555870), (252, 489695), (259, 476460), (315, 391756), (333, 370580), (370, 333522), (420, 293817), (444, 277935), (518, 238230), (555, 222348), (630, 195878), (666, 185290), (740, 166761), (777, 158820), (1036, 119115), (1110, 111174), (1260, 97939), (1295, 95292), (1332, 92645), (1554, 79410), (1665, 74116), (2220, 55587), (2331, 52940), (2590, 47646), (2647, 46620), (3108, 39705), (3330, 37058), (3885, 31764), (4662, 26470), (5180, 23823), (5294, 23310), (6660, 18529), (7770, 15882), (7941, 15540), (9324, 13235), (10588, 11655)]