1390147220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{599}}^1$

素因数の和:774

約数の個数: 144

約数和(自身を含む): 3700166400

約数和(自身を除く): 2310019180

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 137, 140, 154, 220, 242, 274, 308, 385, 484, 548, 599, 605, 685, 770, 847, 959, 1198, 1210, 1370, 1507, 1540, 1694, 1918, 2396, 2420, 2740, 2995, 3014, 3388, 3836, 4193, 4235, 4795, 5990, 6028, 6589, 7535, 8386, 8470, 9590, 10549, 11980, 13178, 15070, 16577, 16772, 16940, 19180, 20965, 21098, 26356, 30140, 32945, 33154, 41930, 42196, 46123, 52745, 65890, 66308, 72479, 82063, 82885, 83860, 92246, 105490, 116039, 131780, 144958, 164126, 165770, 184492, 210980, 230615, 232078, 289916, 328252, 331540, 362395, 410315, 461230, 464156, 507353, 574441, 580195, 724790, 820630, 902693, 922460, 1014706, 1148882, 1160390, 1449580, 1641260, 1805386, 2029412, 2297764, 2320780, 2536765, 2872205, 3610772, 4513465, 5073530, 5744410, 6318851, 9026930, 9929623, 10147060, 11488820, 12637702, 18053860, 19859246, 25275404, 31594255, 39718492, 49648115, 63188510, 69507361, 99296230, 126377020, 139014722, 198592460, 278029444, 347536805, 695073610, 1390147220]

約数ペア:

[(1, 1390147220), (2, 695073610), (4, 347536805), (5, 278029444), (7, 198592460), (10, 139014722), (11, 126377020), (14, 99296230), (20, 69507361), (22, 63188510), (28, 49648115), (35, 39718492), (44, 31594255), (55, 25275404), (70, 19859246), (77, 18053860), (110, 12637702), (121, 11488820), (137, 10147060), (140, 9929623), (154, 9026930), (220, 6318851), (242, 5744410), (274, 5073530), (308, 4513465), (385, 3610772), (484, 2872205), (548, 2536765), (599, 2320780), (605, 2297764), (685, 2029412), (770, 1805386), (847, 1641260), (959, 1449580), (1198, 1160390), (1210, 1148882), (1370, 1014706), (1507, 922460), (1540, 902693), (1694, 820630), (1918, 724790), (2396, 580195), (2420, 574441), (2740, 507353), (2995, 464156), (3014, 461230), (3388, 410315), (3836, 362395), (4193, 331540), (4235, 328252), (4795, 289916), (5990, 232078), (6028, 230615), (6589, 210980), (7535, 184492), (8386, 165770), (8470, 164126), (9590, 144958), (10549, 131780), (11980, 116039), (13178, 105490), (15070, 92246), (16577, 83860), (16772, 82885), (16940, 82063), (19180, 72479), (20965, 66308), (21098, 65890), (26356, 52745), (30140, 46123), (32945, 42196), (33154, 41930)]