74984280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:186

約数の個数: 256

約数和(自身を含む): 279936000

約数和(自身を除く): 204951720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 59, 60, 68, 70, 84, 85, 89, 102, 105, 118, 119, 120, 136, 140, 168, 170, 177, 178, 204, 210, 236, 238, 255, 267, 280, 295, 340, 354, 356, 357, 408, 413, 420, 445, 472, 476, 510, 534, 590, 595, 623, 680, 708, 712, 714, 826, 840, 885, 890, 952, 1003, 1020, 1068, 1180, 1190, 1239, 1246, 1335, 1416, 1428, 1513, 1652, 1770, 1780, 1785, 1869, 2006, 2040, 2065, 2136, 2360, 2380, 2478, 2492, 2670, 2856, 3009, 3026, 3115, 3304, 3540, 3560, 3570, 3738, 4012, 4130, 4539, 4760, 4956, 4984, 5015, 5251, 5340, 6018, 6052, 6195, 6230, 7021, 7080, 7140, 7476, 7565, 8024, 8260, 9078, 9345, 9912, 10030, 10502, 10591, 10680, 12036, 12104, 12390, 12460, 14042, 14280, 14952, 15045, 15130, 15753, 16520, 18156, 18690, 20060, 21004, 21063, 21182, 22695, 24072, 24780, 24920, 26255, 28084, 30090, 30260, 31506, 31773, 35105, 36312, 36757, 37380, 40120, 42008, 42126, 42364, 45390, 49560, 52510, 52955, 56168, 60180, 60520, 63012, 63546, 70210, 73514, 74760, 78765, 84252, 84728, 89267, 90780, 105020, 105315, 105910, 110271, 120360, 126024, 127092, 140420, 147028, 157530, 158865, 168504, 178534, 181560, 183785, 210040, 210630, 211820, 220542, 254184, 267801, 280840, 294056, 315060, 317730, 357068, 367570, 421260, 423640, 441084, 446335, 535602, 551355, 624869, 630120, 635460, 714136, 735140, 842520, 882168, 892670, 1071204, 1102710, 1249738, 1270920, 1339005, 1470280, 1785340, 1874607, 2142408, 2205420, 2499476, 2678010, 3124345, 3570680, 3749214, 4410840, 4998952, 5356020, 6248690, 7498428, 9373035, 10712040, 12497380, 14996856, 18746070, 24994760, 37492140, 74984280]

約数ペア:

[(1, 74984280), (2, 37492140), (3, 24994760), (4, 18746070), (5, 14996856), (6, 12497380), (7, 10712040), (8, 9373035), (10, 7498428), (12, 6248690), (14, 5356020), (15, 4998952), (17, 4410840), (20, 3749214), (21, 3570680), (24, 3124345), (28, 2678010), (30, 2499476), (34, 2205420), (35, 2142408), (40, 1874607), (42, 1785340), (51, 1470280), (56, 1339005), (59, 1270920), (60, 1249738), (68, 1102710), (70, 1071204), (84, 892670), (85, 882168), (89, 842520), (102, 735140), (105, 714136), (118, 635460), (119, 630120), (120, 624869), (136, 551355), (140, 535602), (168, 446335), (170, 441084), (177, 423640), (178, 421260), (204, 367570), (210, 357068), (236, 317730), (238, 315060), (255, 294056), (267, 280840), (280, 267801), (295, 254184), (340, 220542), (354, 211820), (356, 210630), (357, 210040), (408, 183785), (413, 181560), (420, 178534), (445, 168504), (472, 158865), (476, 157530), (510, 147028), (534, 140420), (590, 127092), (595, 126024), (623, 120360), (680, 110271), (708, 105910), (712, 105315), (714, 105020), (826, 90780), (840, 89267), (885, 84728), (890, 84252), (952, 78765), (1003, 74760), (1020, 73514), (1068, 70210), (1180, 63546), (1190, 63012), (1239, 60520), (1246, 60180), (1335, 56168), (1416, 52955), (1428, 52510), (1513, 49560), (1652, 45390), (1770, 42364), (1780, 42126), (1785, 42008), (1869, 40120), (2006, 37380), (2040, 36757), (2065, 36312), (2136, 35105), (2360, 31773), (2380, 31506), (2478, 30260), (2492, 30090), (2670, 28084), (2856, 26255), (3009, 24920), (3026, 24780), (3115, 24072), (3304, 22695), (3540, 21182), (3560, 21063), (3570, 21004), (3738, 20060), (4012, 18690), (4130, 18156), (4539, 16520), (4760, 15753), (4956, 15130), (4984, 15045), (5015, 14952), (5251, 14280), (5340, 14042), (6018, 12460), (6052, 12390), (6195, 12104), (6230, 12036), (7021, 10680), (7080, 10591), (7140, 10502), (7476, 10030), (7565, 9912), (8024, 9345), (8260, 9078)]