678581120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{907}}^1$

素因数の和:1100

約数の個数: 128

約数和(自身を含む): 1867138560

約数和(自身を除く): 1188557440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 167, 224, 280, 320, 334, 448, 560, 640, 668, 835, 896, 907, 1120, 1169, 1336, 1670, 1814, 2240, 2338, 2672, 3340, 3628, 4480, 4535, 4676, 5344, 5845, 6349, 6680, 7256, 9070, 9352, 10688, 11690, 12698, 13360, 14512, 18140, 18704, 21376, 23380, 25396, 26720, 29024, 31745, 36280, 37408, 46760, 50792, 53440, 58048, 63490, 72560, 74816, 93520, 101584, 106880, 116096, 126980, 145120, 149632, 151469, 187040, 203168, 253960, 290240, 302938, 374080, 406336, 507920, 580480, 605876, 748160, 757345, 812672, 1015840, 1060283, 1211752, 1514690, 2031680, 2120566, 2423504, 3029380, 4063360, 4241132, 4847008, 5301415, 6058760, 8482264, 9694016, 10602830, 12117520, 16964528, 19388032, 21205660, 24235040, 33929056, 42411320, 48470080, 67858112, 84822640, 96940160, 135716224, 169645280, 339290560, 678581120]

約数ペア:

[(1, 678581120), (2, 339290560), (4, 169645280), (5, 135716224), (7, 96940160), (8, 84822640), (10, 67858112), (14, 48470080), (16, 42411320), (20, 33929056), (28, 24235040), (32, 21205660), (35, 19388032), (40, 16964528), (56, 12117520), (64, 10602830), (70, 9694016), (80, 8482264), (112, 6058760), (128, 5301415), (140, 4847008), (160, 4241132), (167, 4063360), (224, 3029380), (280, 2423504), (320, 2120566), (334, 2031680), (448, 1514690), (560, 1211752), (640, 1060283), (668, 1015840), (835, 812672), (896, 757345), (907, 748160), (1120, 605876), (1169, 580480), (1336, 507920), (1670, 406336), (1814, 374080), (2240, 302938), (2338, 290240), (2672, 253960), (3340, 203168), (3628, 187040), (4480, 151469), (4535, 149632), (4676, 145120), (5344, 126980), (5845, 116096), (6349, 106880), (6680, 101584), (7256, 93520), (9070, 74816), (9352, 72560), (10688, 63490), (11690, 58048), (12698, 53440), (13360, 50792), (14512, 46760), (18140, 37408), (18704, 36280), (21376, 31745), (23380, 29024), (25396, 26720)]