68688240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:255

約数の個数: 160

約数和(自身を含む): 224985600

約数和(自身を除く): 156297360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 71, 80, 87, 116, 120, 139, 142, 145, 174, 213, 232, 240, 278, 284, 290, 348, 355, 417, 426, 435, 464, 556, 568, 580, 695, 696, 710, 834, 852, 870, 1065, 1112, 1136, 1160, 1390, 1392, 1420, 1668, 1704, 1740, 2059, 2085, 2130, 2224, 2320, 2780, 2840, 3336, 3408, 3480, 4031, 4118, 4170, 4260, 5560, 5680, 6177, 6672, 6960, 8062, 8236, 8340, 8520, 9869, 10295, 11120, 12093, 12354, 16124, 16472, 16680, 17040, 19738, 20155, 20590, 24186, 24708, 29607, 30885, 32248, 32944, 33360, 39476, 40310, 41180, 48372, 49345, 49416, 59214, 60465, 61770, 64496, 78952, 80620, 82360, 96744, 98690, 98832, 118428, 120930, 123540, 148035, 157904, 161240, 164720, 193488, 197380, 236856, 241860, 247080, 286201, 296070, 322480, 394760, 473712, 483720, 494160, 572402, 592140, 789520, 858603, 967440, 1144804, 1184280, 1431005, 1717206, 2289608, 2368560, 2862010, 3434412, 4293015, 4579216, 5724020, 6868824, 8586030, 11448040, 13737648, 17172060, 22896080, 34344120, 68688240]

約数ペア:

[(1, 68688240), (2, 34344120), (3, 22896080), (4, 17172060), (5, 13737648), (6, 11448040), (8, 8586030), (10, 6868824), (12, 5724020), (15, 4579216), (16, 4293015), (20, 3434412), (24, 2862010), (29, 2368560), (30, 2289608), (40, 1717206), (48, 1431005), (58, 1184280), (60, 1144804), (71, 967440), (80, 858603), (87, 789520), (116, 592140), (120, 572402), (139, 494160), (142, 483720), (145, 473712), (174, 394760), (213, 322480), (232, 296070), (240, 286201), (278, 247080), (284, 241860), (290, 236856), (348, 197380), (355, 193488), (417, 164720), (426, 161240), (435, 157904), (464, 148035), (556, 123540), (568, 120930), (580, 118428), (695, 98832), (696, 98690), (710, 96744), (834, 82360), (852, 80620), (870, 78952), (1065, 64496), (1112, 61770), (1136, 60465), (1160, 59214), (1390, 49416), (1392, 49345), (1420, 48372), (1668, 41180), (1704, 40310), (1740, 39476), (2059, 33360), (2085, 32944), (2130, 32248), (2224, 30885), (2320, 29607), (2780, 24708), (2840, 24186), (3336, 20590), (3408, 20155), (3480, 19738), (4031, 17040), (4118, 16680), (4170, 16472), (4260, 16124), (5560, 12354), (5680, 12093), (6177, 11120), (6672, 10295), (6960, 9869), (8062, 8520), (8236, 8340)]