1888487400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:644

約数の個数: 192

約数和(自身を含む): 6054166080

約数和(自身を除く): 4165678680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 37, 40, 50, 60, 74, 75, 100, 111, 120, 148, 150, 185, 200, 222, 257, 296, 300, 331, 370, 444, 514, 555, 600, 662, 740, 771, 888, 925, 993, 1028, 1110, 1285, 1324, 1480, 1542, 1655, 1850, 1986, 2056, 2220, 2570, 2648, 2775, 3084, 3310, 3700, 3855, 3972, 4440, 4965, 5140, 5550, 6168, 6425, 6620, 7400, 7710, 7944, 8275, 9509, 9930, 10280, 11100, 12247, 12850, 13240, 15420, 16550, 19018, 19275, 19860, 22200, 24494, 24825, 25700, 28527, 30840, 33100, 36741, 38036, 38550, 39720, 47545, 48988, 49650, 51400, 57054, 61235, 66200, 73482, 76072, 77100, 85067, 95090, 97976, 99300, 114108, 122470, 142635, 146964, 154200, 170134, 183705, 190180, 198600, 228216, 237725, 244940, 255201, 285270, 293928, 306175, 340268, 367410, 380360, 425335, 475450, 489880, 510402, 570540, 612350, 680536, 713175, 734820, 850670, 918525, 950900, 1020804, 1141080, 1224700, 1276005, 1426350, 1469640, 1701340, 1837050, 1901800, 2041608, 2126675, 2449400, 2552010, 2852700, 3147479, 3402680, 3674100, 4253350, 5104020, 5705400, 6294958, 6380025, 7348200, 8506700, 9442437, 10208040, 12589916, 12760050, 15737395, 17013400, 18884874, 25179832, 25520100, 31474790, 37769748, 47212185, 51040200, 62949580, 75539496, 78686975, 94424370, 125899160, 157373950, 188848740, 236060925, 314747900, 377697480, 472121850, 629495800, 944243700, 1888487400]

約数ペア:

[(1, 1888487400), (2, 944243700), (3, 629495800), (4, 472121850), (5, 377697480), (6, 314747900), (8, 236060925), (10, 188848740), (12, 157373950), (15, 125899160), (20, 94424370), (24, 78686975), (25, 75539496), (30, 62949580), (37, 51040200), (40, 47212185), (50, 37769748), (60, 31474790), (74, 25520100), (75, 25179832), (100, 18884874), (111, 17013400), (120, 15737395), (148, 12760050), (150, 12589916), (185, 10208040), (200, 9442437), (222, 8506700), (257, 7348200), (296, 6380025), (300, 6294958), (331, 5705400), (370, 5104020), (444, 4253350), (514, 3674100), (555, 3402680), (600, 3147479), (662, 2852700), (740, 2552010), (771, 2449400), (888, 2126675), (925, 2041608), (993, 1901800), (1028, 1837050), (1110, 1701340), (1285, 1469640), (1324, 1426350), (1480, 1276005), (1542, 1224700), (1655, 1141080), (1850, 1020804), (1986, 950900), (2056, 918525), (2220, 850670), (2570, 734820), (2648, 713175), (2775, 680536), (3084, 612350), (3310, 570540), (3700, 510402), (3855, 489880), (3972, 475450), (4440, 425335), (4965, 380360), (5140, 367410), (5550, 340268), (6168, 306175), (6425, 293928), (6620, 285270), (7400, 255201), (7710, 244940), (7944, 237725), (8275, 228216), (9509, 198600), (9930, 190180), (10280, 183705), (11100, 170134), (12247, 154200), (12850, 146964), (13240, 142635), (15420, 122470), (16550, 114108), (19018, 99300), (19275, 97976), (19860, 95090), (22200, 85067), (24494, 77100), (24825, 76072), (25700, 73482), (28527, 66200), (30840, 61235), (33100, 57054), (36741, 51400), (38036, 49650), (38550, 48988), (39720, 47545)]