68405280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:219

約数の個数: 192

約数和(自身を含む): 233186688

約数和(自身を除く): 164781408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 83, 85, 96, 101, 102, 120, 136, 160, 166, 170, 202, 204, 240, 249, 255, 272, 303, 332, 340, 404, 408, 415, 480, 498, 505, 510, 544, 606, 664, 680, 808, 816, 830, 996, 1010, 1020, 1212, 1245, 1328, 1360, 1411, 1515, 1616, 1632, 1660, 1717, 1992, 2020, 2040, 2424, 2490, 2656, 2720, 2822, 3030, 3232, 3320, 3434, 3984, 4040, 4080, 4233, 4848, 4980, 5151, 5644, 6060, 6640, 6868, 7055, 7968, 8080, 8160, 8383, 8466, 8585, 9696, 9960, 10302, 11288, 12120, 13280, 13736, 14110, 16160, 16766, 16932, 17170, 19920, 20604, 21165, 22576, 24240, 25149, 25755, 27472, 28220, 33532, 33864, 34340, 39840, 41208, 41915, 42330, 45152, 48480, 50298, 51510, 54944, 56440, 67064, 67728, 68680, 82416, 83830, 84660, 100596, 103020, 112880, 125745, 134128, 135456, 137360, 142511, 164832, 167660, 169320, 201192, 206040, 225760, 251490, 268256, 274720, 285022, 335320, 338640, 402384, 412080, 427533, 502980, 570044, 670640, 677280, 712555, 804768, 824160, 855066, 1005960, 1140088, 1341280, 1425110, 1710132, 2011920, 2137665, 2280176, 2850220, 3420264, 4023840, 4275330, 4560352, 5700440, 6840528, 8550660, 11400880, 13681056, 17101320, 22801760, 34202640, 68405280]

約数ペア:

[(1, 68405280), (2, 34202640), (3, 22801760), (4, 17101320), (5, 13681056), (6, 11400880), (8, 8550660), (10, 6840528), (12, 5700440), (15, 4560352), (16, 4275330), (17, 4023840), (20, 3420264), (24, 2850220), (30, 2280176), (32, 2137665), (34, 2011920), (40, 1710132), (48, 1425110), (51, 1341280), (60, 1140088), (68, 1005960), (80, 855066), (83, 824160), (85, 804768), (96, 712555), (101, 677280), (102, 670640), (120, 570044), (136, 502980), (160, 427533), (166, 412080), (170, 402384), (202, 338640), (204, 335320), (240, 285022), (249, 274720), (255, 268256), (272, 251490), (303, 225760), (332, 206040), (340, 201192), (404, 169320), (408, 167660), (415, 164832), (480, 142511), (498, 137360), (505, 135456), (510, 134128), (544, 125745), (606, 112880), (664, 103020), (680, 100596), (808, 84660), (816, 83830), (830, 82416), (996, 68680), (1010, 67728), (1020, 67064), (1212, 56440), (1245, 54944), (1328, 51510), (1360, 50298), (1411, 48480), (1515, 45152), (1616, 42330), (1632, 41915), (1660, 41208), (1717, 39840), (1992, 34340), (2020, 33864), (2040, 33532), (2424, 28220), (2490, 27472), (2656, 25755), (2720, 25149), (2822, 24240), (3030, 22576), (3232, 21165), (3320, 20604), (3434, 19920), (3984, 17170), (4040, 16932), (4080, 16766), (4233, 16160), (4848, 14110), (4980, 13736), (5151, 13280), (5644, 12120), (6060, 11288), (6640, 10302), (6868, 9960), (7055, 9696), (7968, 8585), (8080, 8466), (8160, 8383)]