287523720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4271}}^1$

素因数の和:4316

約数の個数: 192

約数和(自身を含む): 1079619840

約数和(自身を除く): 792096120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 17, 18, 20, 22, 24, 30, 33, 34, 36, 40, 44, 45, 51, 55, 60, 66, 68, 72, 85, 88, 90, 99, 102, 110, 120, 132, 136, 153, 165, 170, 180, 187, 198, 204, 220, 255, 264, 306, 330, 340, 360, 374, 396, 408, 440, 495, 510, 561, 612, 660, 680, 748, 765, 792, 935, 990, 1020, 1122, 1224, 1320, 1496, 1530, 1683, 1870, 1980, 2040, 2244, 2805, 3060, 3366, 3740, 3960, 4271, 4488, 5610, 6120, 6732, 7480, 8415, 8542, 11220, 12813, 13464, 16830, 17084, 21355, 22440, 25626, 33660, 34168, 38439, 42710, 46981, 51252, 64065, 67320, 72607, 76878, 85420, 93962, 102504, 128130, 140943, 145214, 153756, 170840, 187924, 192195, 217821, 234905, 256260, 281886, 290428, 307512, 363035, 375848, 384390, 422829, 435642, 469810, 512520, 563772, 580856, 653463, 704715, 726070, 768780, 798677, 845658, 871284, 939620, 1089105, 1127544, 1306926, 1409430, 1452140, 1537560, 1597354, 1691316, 1742568, 1879240, 2114145, 2178210, 2396031, 2613852, 2818860, 2904280, 3194708, 3267315, 3382632, 3993385, 4228290, 4356420, 4792062, 5227704, 5637720, 6389416, 6534630, 7188093, 7986770, 8456580, 8712840, 9584124, 11980155, 13069260, 14376186, 15973540, 16913160, 19168248, 23960310, 26138520, 28752372, 31947080, 35940465, 47920620, 57504744, 71880930, 95841240, 143761860, 287523720]

約数ペア:

[(1, 287523720), (2, 143761860), (3, 95841240), (4, 71880930), (5, 57504744), (6, 47920620), (8, 35940465), (9, 31947080), (10, 28752372), (11, 26138520), (12, 23960310), (15, 19168248), (17, 16913160), (18, 15973540), (20, 14376186), (22, 13069260), (24, 11980155), (30, 9584124), (33, 8712840), (34, 8456580), (36, 7986770), (40, 7188093), (44, 6534630), (45, 6389416), (51, 5637720), (55, 5227704), (60, 4792062), (66, 4356420), (68, 4228290), (72, 3993385), (85, 3382632), (88, 3267315), (90, 3194708), (99, 2904280), (102, 2818860), (110, 2613852), (120, 2396031), (132, 2178210), (136, 2114145), (153, 1879240), (165, 1742568), (170, 1691316), (180, 1597354), (187, 1537560), (198, 1452140), (204, 1409430), (220, 1306926), (255, 1127544), (264, 1089105), (306, 939620), (330, 871284), (340, 845658), (360, 798677), (374, 768780), (396, 726070), (408, 704715), (440, 653463), (495, 580856), (510, 563772), (561, 512520), (612, 469810), (660, 435642), (680, 422829), (748, 384390), (765, 375848), (792, 363035), (935, 307512), (990, 290428), (1020, 281886), (1122, 256260), (1224, 234905), (1320, 217821), (1496, 192195), (1530, 187924), (1683, 170840), (1870, 153756), (1980, 145214), (2040, 140943), (2244, 128130), (2805, 102504), (3060, 93962), (3366, 85420), (3740, 76878), (3960, 72607), (4271, 67320), (4488, 64065), (5610, 51252), (6120, 46981), (6732, 42710), (7480, 38439), (8415, 34168), (8542, 33660), (11220, 25626), (12813, 22440), (13464, 21355), (16830, 17084)]