71905920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2203}}^1$

素因数の和:2242

約数の個数: 128

約数和(自身を含む): 242792640

約数和(自身を除く): 170886720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 816, 960, 1020, 1088, 1360, 1632, 1920, 2040, 2176, 2203, 2720, 3264, 4080, 4406, 5440, 6528, 6609, 8160, 8812, 10880, 11015, 13218, 16320, 17624, 22030, 26436, 32640, 33045, 35248, 37451, 44060, 52872, 66090, 70496, 74902, 88120, 105744, 112353, 132180, 140992, 149804, 176240, 187255, 211488, 224706, 264360, 281984, 299608, 352480, 374510, 422976, 449412, 528720, 561765, 599216, 704960, 749020, 845952, 898824, 1057440, 1123530, 1198432, 1409920, 1498040, 1797648, 2114880, 2247060, 2396864, 2996080, 3595296, 4229760, 4494120, 4793728, 5992160, 7190592, 8988240, 11984320, 14381184, 17976480, 23968640, 35952960, 71905920]

約数ペア:

[(1, 71905920), (2, 35952960), (3, 23968640), (4, 17976480), (5, 14381184), (6, 11984320), (8, 8988240), (10, 7190592), (12, 5992160), (15, 4793728), (16, 4494120), (17, 4229760), (20, 3595296), (24, 2996080), (30, 2396864), (32, 2247060), (34, 2114880), (40, 1797648), (48, 1498040), (51, 1409920), (60, 1198432), (64, 1123530), (68, 1057440), (80, 898824), (85, 845952), (96, 749020), (102, 704960), (120, 599216), (128, 561765), (136, 528720), (160, 449412), (170, 422976), (192, 374510), (204, 352480), (240, 299608), (255, 281984), (272, 264360), (320, 224706), (340, 211488), (384, 187255), (408, 176240), (480, 149804), (510, 140992), (544, 132180), (640, 112353), (680, 105744), (816, 88120), (960, 74902), (1020, 70496), (1088, 66090), (1360, 52872), (1632, 44060), (1920, 37451), (2040, 35248), (2176, 33045), (2203, 32640), (2720, 26436), (3264, 22030), (4080, 17624), (4406, 16320), (5440, 13218), (6528, 11015), (6609, 10880), (8160, 8812)]