39178440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{2221}}^1$

素因数の和:2252

約数の個数: 144

約数和(自身を含む): 148185180

約数和(自身を除く): 109006740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2221, 2520, 2940, 3528, 4410, 4442, 5880, 6663, 8820, 8884, 11105, 13326, 15547, 17640, 17768, 19989, 22210, 26652, 31094, 33315, 39978, 44420, 46641, 53304, 62188, 66630, 77735, 79956, 88840, 93282, 99945, 108829, 124376, 133260, 139923, 155470, 159912, 186564, 199890, 217658, 233205, 266520, 279846, 310940, 326487, 373128, 399780, 435316, 466410, 544145, 559692, 621880, 652974, 699615, 799560, 870632, 932820, 979461, 1088290, 1119384, 1305948, 1399230, 1632435, 1865640, 1958922, 2176580, 2611896, 2798460, 3264870, 3917844, 4353160, 4897305, 5596920, 6529740, 7835688, 9794610, 13059480, 19589220, 39178440]

約数ペア:

[(1, 39178440), (2, 19589220), (3, 13059480), (4, 9794610), (5, 7835688), (6, 6529740), (7, 5596920), (8, 4897305), (9, 4353160), (10, 3917844), (12, 3264870), (14, 2798460), (15, 2611896), (18, 2176580), (20, 1958922), (21, 1865640), (24, 1632435), (28, 1399230), (30, 1305948), (35, 1119384), (36, 1088290), (40, 979461), (42, 932820), (45, 870632), (49, 799560), (56, 699615), (60, 652974), (63, 621880), (70, 559692), (72, 544145), (84, 466410), (90, 435316), (98, 399780), (105, 373128), (120, 326487), (126, 310940), (140, 279846), (147, 266520), (168, 233205), (180, 217658), (196, 199890), (210, 186564), (245, 159912), (252, 155470), (280, 139923), (294, 133260), (315, 124376), (360, 108829), (392, 99945), (420, 93282), (441, 88840), (490, 79956), (504, 77735), (588, 66630), (630, 62188), (735, 53304), (840, 46641), (882, 44420), (980, 39978), (1176, 33315), (1260, 31094), (1470, 26652), (1764, 22210), (1960, 19989), (2205, 17768), (2221, 17640), (2520, 15547), (2940, 13326), (3528, 11105), (4410, 8884), (4442, 8820), (5880, 6663)]