404190720

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:413

約数の個数: 240

約数和(自身を含む): 1430546832

約数和(自身を除く): 1026356112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 64, 72, 80, 90, 96, 106, 120, 128, 144, 159, 160, 180, 192, 212, 240, 256, 265, 288, 318, 320, 331, 360, 384, 424, 477, 480, 512, 530, 576, 636, 640, 662, 720, 768, 795, 848, 954, 960, 993, 1060, 1152, 1272, 1280, 1324, 1440, 1536, 1590, 1655, 1696, 1908, 1920, 1986, 2120, 2304, 2385, 2544, 2560, 2648, 2880, 2979, 3180, 3310, 3392, 3816, 3840, 3972, 4240, 4608, 4770, 4965, 5088, 5296, 5760, 5958, 6360, 6620, 6784, 7632, 7680, 7944, 8480, 9540, 9930, 10176, 10592, 11520, 11916, 12720, 13240, 13568, 14895, 15264, 15888, 16960, 17543, 19080, 19860, 20352, 21184, 23040, 23832, 25440, 26480, 27136, 29790, 30528, 31776, 33920, 35086, 38160, 39720, 40704, 42368, 47664, 50880, 52629, 52960, 59580, 61056, 63552, 67840, 70172, 76320, 79440, 81408, 84736, 87715, 95328, 101760, 105258, 105920, 119160, 122112, 127104, 135680, 140344, 152640, 157887, 158880, 169472, 175430, 190656, 203520, 210516, 211840, 238320, 244224, 254208, 263145, 280688, 305280, 315774, 317760, 350860, 381312, 407040, 421032, 423680, 476640, 508416, 526290, 561376, 610560, 631548, 635520, 701720, 762624, 789435, 842064, 847360, 953280, 1052580, 1122752, 1221120, 1263096, 1271040, 1403440, 1525248, 1578870, 1684128, 1906560, 2105160, 2245504, 2526192, 2542080, 2806880, 3157740, 3368256, 3813120, 4210320, 4491008, 5052384, 5613760, 6315480, 6736512, 7626240, 8420640, 8982016, 10104768, 11227520, 12630960, 13473024, 16841280, 20209536, 22455040, 25261920, 26946048, 33682560, 40419072, 44910080, 50523840, 67365120, 80838144, 101047680, 134730240, 202095360, 404190720]

約数ペア:

[(1, 404190720), (2, 202095360), (3, 134730240), (4, 101047680), (5, 80838144), (6, 67365120), (8, 50523840), (9, 44910080), (10, 40419072), (12, 33682560), (15, 26946048), (16, 25261920), (18, 22455040), (20, 20209536), (24, 16841280), (30, 13473024), (32, 12630960), (36, 11227520), (40, 10104768), (45, 8982016), (48, 8420640), (53, 7626240), (60, 6736512), (64, 6315480), (72, 5613760), (80, 5052384), (90, 4491008), (96, 4210320), (106, 3813120), (120, 3368256), (128, 3157740), (144, 2806880), (159, 2542080), (160, 2526192), (180, 2245504), (192, 2105160), (212, 1906560), (240, 1684128), (256, 1578870), (265, 1525248), (288, 1403440), (318, 1271040), (320, 1263096), (331, 1221120), (360, 1122752), (384, 1052580), (424, 953280), (477, 847360), (480, 842064), (512, 789435), (530, 762624), (576, 701720), (636, 635520), (640, 631548), (662, 610560), (720, 561376), (768, 526290), (795, 508416), (848, 476640), (954, 423680), (960, 421032), (993, 407040), (1060, 381312), (1152, 350860), (1272, 317760), (1280, 315774), (1324, 305280), (1440, 280688), (1536, 263145), (1590, 254208), (1655, 244224), (1696, 238320), (1908, 211840), (1920, 210516), (1986, 203520), (2120, 190656), (2304, 175430), (2385, 169472), (2544, 158880), (2560, 157887), (2648, 152640), (2880, 140344), (2979, 135680), (3180, 127104), (3310, 122112), (3392, 119160), (3816, 105920), (3840, 105258), (3972, 101760), (4240, 95328), (4608, 87715), (4770, 84736), (4965, 81408), (5088, 79440), (5296, 76320), (5760, 70172), (5958, 67840), (6360, 63552), (6620, 61056), (6784, 59580), (7632, 52960), (7680, 52629), (7944, 50880), (8480, 47664), (9540, 42368), (9930, 40704), (10176, 39720), (10592, 38160), (11520, 35086), (11916, 33920), (12720, 31776), (13240, 30528), (13568, 29790), (14895, 27136), (15264, 26480), (15888, 25440), (16960, 23832), (17543, 23040), (19080, 21184), (19860, 20352)]