84200320

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:216

約数の個数: 128

約数和(自身を含む): 218116800

約数和(自身を除く): 133916480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 71, 80, 85, 109, 128, 136, 142, 160, 170, 218, 272, 284, 320, 340, 355, 436, 544, 545, 568, 640, 680, 710, 872, 1088, 1090, 1136, 1207, 1360, 1420, 1744, 1853, 2176, 2180, 2272, 2414, 2720, 2840, 3488, 3706, 4360, 4544, 4828, 5440, 5680, 6035, 6976, 7412, 7739, 8720, 9088, 9265, 9656, 10880, 11360, 12070, 13952, 14824, 15478, 17440, 18530, 19312, 22720, 24140, 29648, 30956, 34880, 37060, 38624, 38695, 45440, 48280, 59296, 61912, 69760, 74120, 77248, 77390, 96560, 118592, 123824, 131563, 148240, 154496, 154780, 193120, 237184, 247648, 263126, 296480, 309560, 386240, 495296, 526252, 592960, 619120, 657815, 772480, 990592, 1052504, 1185920, 1238240, 1315630, 2105008, 2476480, 2631260, 4210016, 4952960, 5262520, 8420032, 10525040, 16840064, 21050080, 42100160, 84200320]

約数ペア:

[(1, 84200320), (2, 42100160), (4, 21050080), (5, 16840064), (8, 10525040), (10, 8420032), (16, 5262520), (17, 4952960), (20, 4210016), (32, 2631260), (34, 2476480), (40, 2105008), (64, 1315630), (68, 1238240), (71, 1185920), (80, 1052504), (85, 990592), (109, 772480), (128, 657815), (136, 619120), (142, 592960), (160, 526252), (170, 495296), (218, 386240), (272, 309560), (284, 296480), (320, 263126), (340, 247648), (355, 237184), (436, 193120), (544, 154780), (545, 154496), (568, 148240), (640, 131563), (680, 123824), (710, 118592), (872, 96560), (1088, 77390), (1090, 77248), (1136, 74120), (1207, 69760), (1360, 61912), (1420, 59296), (1744, 48280), (1853, 45440), (2176, 38695), (2180, 38624), (2272, 37060), (2414, 34880), (2720, 30956), (2840, 29648), (3488, 24140), (3706, 22720), (4360, 19312), (4544, 18530), (4828, 17440), (5440, 15478), (5680, 14824), (6035, 13952), (6976, 12070), (7412, 11360), (7739, 10880), (8720, 9656), (9088, 9265)]