391775520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1$

素因数の和:395

約数の個数: 192

約数和(自身を含む): 1290691584

約数和(自身を除く): 898916064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 113, 120, 124, 155, 160, 186, 226, 233, 240, 248, 310, 339, 372, 452, 465, 466, 480, 496, 565, 620, 678, 699, 744, 904, 930, 932, 992, 1130, 1165, 1240, 1356, 1398, 1488, 1695, 1808, 1860, 1864, 2260, 2330, 2480, 2712, 2796, 2976, 3390, 3495, 3503, 3616, 3720, 3728, 4520, 4660, 4960, 5424, 5592, 6780, 6990, 7006, 7223, 7440, 7456, 9040, 9320, 10509, 10848, 11184, 13560, 13980, 14012, 14446, 14880, 17515, 18080, 18640, 21018, 21669, 22368, 26329, 27120, 27960, 28024, 28892, 35030, 36115, 37280, 42036, 43338, 52545, 52658, 54240, 55920, 56048, 57784, 70060, 72230, 78987, 84072, 86676, 105090, 105316, 108345, 111840, 112096, 115568, 131645, 140120, 144460, 157974, 168144, 173352, 210180, 210632, 216690, 231136, 263290, 280240, 288920, 315948, 336288, 346704, 394935, 420360, 421264, 433380, 526580, 560480, 577840, 631896, 693408, 789870, 816199, 840720, 842528, 866760, 1053160, 1155680, 1263792, 1579740, 1632398, 1681440, 1733520, 2106320, 2448597, 2527584, 3159480, 3264796, 3467040, 4080995, 4212640, 4897194, 6318960, 6529592, 8161990, 9794388, 12242985, 12637920, 13059184, 16323980, 19588776, 24485970, 26118368, 32647960, 39177552, 48971940, 65295920, 78355104, 97943880, 130591840, 195887760, 391775520]

約数ペア:

[(1, 391775520), (2, 195887760), (3, 130591840), (4, 97943880), (5, 78355104), (6, 65295920), (8, 48971940), (10, 39177552), (12, 32647960), (15, 26118368), (16, 24485970), (20, 19588776), (24, 16323980), (30, 13059184), (31, 12637920), (32, 12242985), (40, 9794388), (48, 8161990), (60, 6529592), (62, 6318960), (80, 4897194), (93, 4212640), (96, 4080995), (113, 3467040), (120, 3264796), (124, 3159480), (155, 2527584), (160, 2448597), (186, 2106320), (226, 1733520), (233, 1681440), (240, 1632398), (248, 1579740), (310, 1263792), (339, 1155680), (372, 1053160), (452, 866760), (465, 842528), (466, 840720), (480, 816199), (496, 789870), (565, 693408), (620, 631896), (678, 577840), (699, 560480), (744, 526580), (904, 433380), (930, 421264), (932, 420360), (992, 394935), (1130, 346704), (1165, 336288), (1240, 315948), (1356, 288920), (1398, 280240), (1488, 263290), (1695, 231136), (1808, 216690), (1860, 210632), (1864, 210180), (2260, 173352), (2330, 168144), (2480, 157974), (2712, 144460), (2796, 140120), (2976, 131645), (3390, 115568), (3495, 112096), (3503, 111840), (3616, 108345), (3720, 105316), (3728, 105090), (4520, 86676), (4660, 84072), (4960, 78987), (5424, 72230), (5592, 70060), (6780, 57784), (6990, 56048), (7006, 55920), (7223, 54240), (7440, 52658), (7456, 52545), (9040, 43338), (9320, 42036), (10509, 37280), (10848, 36115), (11184, 35030), (13560, 28892), (13980, 28024), (14012, 27960), (14446, 27120), (14880, 26329), (17515, 22368), (18080, 21669), (18640, 21018)]