308663740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:201

約数の個数: 216

約数和(自身を含む): 878789520

約数和(自身を除く): 570125780

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 49, 55, 70, 76, 77, 95, 98, 110, 121, 133, 137, 140, 154, 190, 196, 209, 220, 242, 245, 266, 274, 308, 380, 385, 418, 484, 490, 532, 539, 548, 605, 665, 685, 770, 836, 847, 931, 959, 980, 1045, 1078, 1210, 1330, 1370, 1463, 1507, 1540, 1694, 1862, 1918, 2090, 2156, 2299, 2420, 2603, 2660, 2695, 2740, 2926, 3014, 3388, 3724, 3836, 4180, 4235, 4598, 4655, 4795, 5206, 5390, 5852, 5929, 6028, 6713, 7315, 7535, 8470, 9196, 9310, 9590, 10241, 10412, 10549, 10780, 11495, 11858, 13015, 13426, 14630, 15070, 16093, 16577, 16940, 18221, 18620, 19180, 20482, 21098, 22990, 23716, 26030, 26852, 28633, 29260, 29645, 30140, 32186, 33154, 33565, 36442, 40964, 42196, 45980, 51205, 52060, 52745, 57266, 59290, 64372, 66308, 67130, 72884, 73843, 80465, 82885, 91105, 102410, 105490, 112651, 114532, 116039, 118580, 127547, 134260, 143165, 147686, 160930, 165770, 182210, 200431, 204820, 210980, 225302, 232078, 255094, 286330, 295372, 314963, 321860, 331540, 364420, 369215, 400862, 450604, 464156, 510188, 563255, 572660, 580195, 629926, 637735, 738430, 801724, 812273, 1002155, 1126510, 1160390, 1259852, 1275470, 1403017, 1476860, 1574815, 1624546, 2004310, 2204741, 2253020, 2320780, 2550940, 2806034, 3149630, 3249092, 4008620, 4061365, 4409482, 5612068, 6299260, 7015085, 8122730, 8818964, 11023705, 14030170, 15433187, 16245460, 22047410, 28060340, 30866374, 44094820, 61732748, 77165935, 154331870, 308663740]

約数ペア:

[(1, 308663740), (2, 154331870), (4, 77165935), (5, 61732748), (7, 44094820), (10, 30866374), (11, 28060340), (14, 22047410), (19, 16245460), (20, 15433187), (22, 14030170), (28, 11023705), (35, 8818964), (38, 8122730), (44, 7015085), (49, 6299260), (55, 5612068), (70, 4409482), (76, 4061365), (77, 4008620), (95, 3249092), (98, 3149630), (110, 2806034), (121, 2550940), (133, 2320780), (137, 2253020), (140, 2204741), (154, 2004310), (190, 1624546), (196, 1574815), (209, 1476860), (220, 1403017), (242, 1275470), (245, 1259852), (266, 1160390), (274, 1126510), (308, 1002155), (380, 812273), (385, 801724), (418, 738430), (484, 637735), (490, 629926), (532, 580195), (539, 572660), (548, 563255), (605, 510188), (665, 464156), (685, 450604), (770, 400862), (836, 369215), (847, 364420), (931, 331540), (959, 321860), (980, 314963), (1045, 295372), (1078, 286330), (1210, 255094), (1330, 232078), (1370, 225302), (1463, 210980), (1507, 204820), (1540, 200431), (1694, 182210), (1862, 165770), (1918, 160930), (2090, 147686), (2156, 143165), (2299, 134260), (2420, 127547), (2603, 118580), (2660, 116039), (2695, 114532), (2740, 112651), (2926, 105490), (3014, 102410), (3388, 91105), (3724, 82885), (3836, 80465), (4180, 73843), (4235, 72884), (4598, 67130), (4655, 66308), (4795, 64372), (5206, 59290), (5390, 57266), (5852, 52745), (5929, 52060), (6028, 51205), (6713, 45980), (7315, 42196), (7535, 40964), (8470, 36442), (9196, 33565), (9310, 33154), (9590, 32186), (10241, 30140), (10412, 29645), (10549, 29260), (10780, 28633), (11495, 26852), (11858, 26030), (13015, 23716), (13426, 22990), (14630, 21098), (15070, 20482), (16093, 19180), (16577, 18620), (16940, 18221)]