78289920

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{1699}}^1$

素因数の和:1730

約数の個数: 132

約数和(自身を含む): 271432200

約数和(自身を除く): 193142280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1699, 1920, 2304, 2560, 2880, 3072, 3398, 3840, 4608, 5097, 5120, 5760, 6796, 7680, 8495, 9216, 10194, 11520, 13592, 15291, 15360, 16990, 20388, 23040, 25485, 27184, 30582, 33980, 40776, 46080, 50970, 54368, 61164, 67960, 76455, 81552, 101940, 108736, 122328, 135920, 152910, 163104, 203880, 217472, 244656, 271840, 305820, 326208, 407760, 434944, 489312, 543680, 611640, 652416, 815520, 869888, 978624, 1087360, 1223280, 1304832, 1631040, 1739776, 1957248, 2174720, 2446560, 2609664, 3262080, 3914496, 4349440, 4893120, 5219328, 6524160, 7828992, 8698880, 9786240, 13048320, 15657984, 19572480, 26096640, 39144960, 78289920]

約数ペア:

[(1, 78289920), (2, 39144960), (3, 26096640), (4, 19572480), (5, 15657984), (6, 13048320), (8, 9786240), (9, 8698880), (10, 7828992), (12, 6524160), (15, 5219328), (16, 4893120), (18, 4349440), (20, 3914496), (24, 3262080), (30, 2609664), (32, 2446560), (36, 2174720), (40, 1957248), (45, 1739776), (48, 1631040), (60, 1304832), (64, 1223280), (72, 1087360), (80, 978624), (90, 869888), (96, 815520), (120, 652416), (128, 611640), (144, 543680), (160, 489312), (180, 434944), (192, 407760), (240, 326208), (256, 305820), (288, 271840), (320, 244656), (360, 217472), (384, 203880), (480, 163104), (512, 152910), (576, 135920), (640, 122328), (720, 108736), (768, 101940), (960, 81552), (1024, 76455), (1152, 67960), (1280, 61164), (1440, 54368), (1536, 50970), (1699, 46080), (1920, 40776), (2304, 33980), (2560, 30582), (2880, 27184), (3072, 25485), (3398, 23040), (3840, 20388), (4608, 16990), (5097, 15360), (5120, 15291), (5760, 13592), (6796, 11520), (7680, 10194), (8495, 9216)]