320572080

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{811}}^1$

素因数の和:897

約数の個数: 200

約数和(自身を含む): 1133042064

約数和(自身を除く): 812469984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 61, 72, 80, 81, 90, 108, 120, 122, 135, 144, 162, 180, 183, 216, 240, 244, 270, 305, 324, 360, 366, 405, 432, 488, 540, 549, 610, 648, 720, 732, 810, 811, 915, 976, 1080, 1098, 1220, 1296, 1464, 1620, 1622, 1647, 1830, 2160, 2196, 2433, 2440, 2745, 2928, 3240, 3244, 3294, 3660, 4055, 4392, 4866, 4880, 4941, 5490, 6480, 6488, 6588, 7299, 7320, 8110, 8235, 8784, 9732, 9882, 10980, 12165, 12976, 13176, 14598, 14640, 16220, 16470, 19464, 19764, 21897, 21960, 24330, 24705, 26352, 29196, 32440, 32940, 36495, 38928, 39528, 43794, 43920, 48660, 49410, 49471, 58392, 64880, 65691, 65880, 72990, 79056, 87588, 97320, 98820, 98942, 109485, 116784, 131382, 131760, 145980, 148413, 175176, 194640, 197640, 197884, 218970, 247355, 262764, 291960, 296826, 328455, 350352, 395280, 395768, 437940, 445239, 494710, 525528, 583920, 593652, 656910, 742065, 791536, 875880, 890478, 989420, 1051056, 1187304, 1313820, 1335717, 1484130, 1751760, 1780956, 1978840, 2226195, 2374608, 2627640, 2671434, 2968260, 3561912, 3957680, 4007151, 4452390, 5255280, 5342868, 5936520, 6678585, 7123824, 8014302, 8904780, 10685736, 11873040, 13357170, 16028604, 17809560, 20035755, 21371472, 26714340, 32057208, 35619120, 40071510, 53428680, 64114416, 80143020, 106857360, 160286040, 320572080]

約数ペア:

[(1, 320572080), (2, 160286040), (3, 106857360), (4, 80143020), (5, 64114416), (6, 53428680), (8, 40071510), (9, 35619120), (10, 32057208), (12, 26714340), (15, 21371472), (16, 20035755), (18, 17809560), (20, 16028604), (24, 13357170), (27, 11873040), (30, 10685736), (36, 8904780), (40, 8014302), (45, 7123824), (48, 6678585), (54, 5936520), (60, 5342868), (61, 5255280), (72, 4452390), (80, 4007151), (81, 3957680), (90, 3561912), (108, 2968260), (120, 2671434), (122, 2627640), (135, 2374608), (144, 2226195), (162, 1978840), (180, 1780956), (183, 1751760), (216, 1484130), (240, 1335717), (244, 1313820), (270, 1187304), (305, 1051056), (324, 989420), (360, 890478), (366, 875880), (405, 791536), (432, 742065), (488, 656910), (540, 593652), (549, 583920), (610, 525528), (648, 494710), (720, 445239), (732, 437940), (810, 395768), (811, 395280), (915, 350352), (976, 328455), (1080, 296826), (1098, 291960), (1220, 262764), (1296, 247355), (1464, 218970), (1620, 197884), (1622, 197640), (1647, 194640), (1830, 175176), (2160, 148413), (2196, 145980), (2433, 131760), (2440, 131382), (2745, 116784), (2928, 109485), (3240, 98942), (3244, 98820), (3294, 97320), (3660, 87588), (4055, 79056), (4392, 72990), (4866, 65880), (4880, 65691), (4941, 64880), (5490, 58392), (6480, 49471), (6488, 49410), (6588, 48660), (7299, 43920), (7320, 43794), (8110, 39528), (8235, 38928), (8784, 36495), (9732, 32940), (9882, 32440), (10980, 29196), (12165, 26352), (12976, 24705), (13176, 24330), (14598, 21960), (14640, 21897), (16220, 19764), (16470, 19464)]