287631840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:485

約数の個数: 192

約数和(自身を含む): 971611200

約数和(自身を除く): 683979360

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, 85, 96, 101, 102, 120, 136, 160, 170, 202, 204, 240, 255, 272, 303, 340, 349, 404, 408, 480, 505, 510, 544, 606, 680, 698, 808, 816, 1010, 1020, 1047, 1212, 1360, 1396, 1515, 1616, 1632, 1717, 1745, 2020, 2040, 2094, 2424, 2720, 2792, 3030, 3232, 3434, 3490, 4040, 4080, 4188, 4848, 5151, 5235, 5584, 5933, 6060, 6868, 6980, 8080, 8160, 8376, 8585, 9696, 10302, 10470, 11168, 11866, 12120, 13736, 13960, 16160, 16752, 17170, 17799, 20604, 20940, 23732, 24240, 25755, 27472, 27920, 29665, 33504, 34340, 35249, 35598, 41208, 41880, 47464, 48480, 51510, 54944, 55840, 59330, 68680, 70498, 71196, 82416, 83760, 88995, 94928, 103020, 105747, 118660, 137360, 140996, 142392, 164832, 167520, 176245, 177990, 189856, 206040, 211494, 237320, 274720, 281992, 284784, 352490, 355980, 412080, 422988, 474640, 528735, 563984, 569568, 599233, 704980, 711960, 824160, 845976, 949280, 1057470, 1127968, 1198466, 1409960, 1423920, 1691952, 1797699, 2114940, 2396932, 2819920, 2847840, 2996165, 3383904, 3595398, 4229880, 4793864, 5639840, 5992330, 7190796, 8459760, 8988495, 9587728, 11984660, 14381592, 16919520, 17976990, 19175456, 23969320, 28763184, 35953980, 47938640, 57526368, 71907960, 95877280, 143815920, 287631840]

約数ペア:

[(1, 287631840), (2, 143815920), (3, 95877280), (4, 71907960), (5, 57526368), (6, 47938640), (8, 35953980), (10, 28763184), (12, 23969320), (15, 19175456), (16, 17976990), (17, 16919520), (20, 14381592), (24, 11984660), (30, 9587728), (32, 8988495), (34, 8459760), (40, 7190796), (48, 5992330), (51, 5639840), (60, 4793864), (68, 4229880), (80, 3595398), (85, 3383904), (96, 2996165), (101, 2847840), (102, 2819920), (120, 2396932), (136, 2114940), (160, 1797699), (170, 1691952), (202, 1423920), (204, 1409960), (240, 1198466), (255, 1127968), (272, 1057470), (303, 949280), (340, 845976), (349, 824160), (404, 711960), (408, 704980), (480, 599233), (505, 569568), (510, 563984), (544, 528735), (606, 474640), (680, 422988), (698, 412080), (808, 355980), (816, 352490), (1010, 284784), (1020, 281992), (1047, 274720), (1212, 237320), (1360, 211494), (1396, 206040), (1515, 189856), (1616, 177990), (1632, 176245), (1717, 167520), (1745, 164832), (2020, 142392), (2040, 140996), (2094, 137360), (2424, 118660), (2720, 105747), (2792, 103020), (3030, 94928), (3232, 88995), (3434, 83760), (3490, 82416), (4040, 71196), (4080, 70498), (4188, 68680), (4848, 59330), (5151, 55840), (5235, 54944), (5584, 51510), (5933, 48480), (6060, 47464), (6868, 41880), (6980, 41208), (8080, 35598), (8160, 35249), (8376, 34340), (8585, 33504), (9696, 29665), (10302, 27920), (10470, 27472), (11168, 25755), (11866, 24240), (12120, 23732), (13736, 20940), (13960, 20604), (16160, 17799), (16752, 17170)]