285004440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{37699}}^1$

素因数の和:37726

約数の個数: 128

約数和(自身を含む): 1085760000

約数和(自身を除く): 800755560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 37699, 75398, 113097, 150796, 188495, 226194, 263893, 301592, 339291, 376990, 452388, 527786, 565485, 678582, 753980, 791679, 904776, 1017873, 1055572, 1130970, 1319465, 1357164, 1507960, 1583358, 1696455, 2035746, 2111144, 2261940, 2375037, 2638930, 2714328, 3166716, 3392910, 3958395, 4071492, 4523880, 4750074, 5089365, 5277860, 6333432, 6785820, 7125111, 7916790, 8142984, 9500148, 10178730, 10555720, 11875185, 13571640, 14250222, 15833580, 19000296, 20357460, 23750370, 28500444, 31667160, 35625555, 40714920, 47500740, 57000888, 71251110, 95001480, 142502220, 285004440]

約数ペア:

[(1, 285004440), (2, 142502220), (3, 95001480), (4, 71251110), (5, 57000888), (6, 47500740), (7, 40714920), (8, 35625555), (9, 31667160), (10, 28500444), (12, 23750370), (14, 20357460), (15, 19000296), (18, 15833580), (20, 14250222), (21, 13571640), (24, 11875185), (27, 10555720), (28, 10178730), (30, 9500148), (35, 8142984), (36, 7916790), (40, 7125111), (42, 6785820), (45, 6333432), (54, 5277860), (56, 5089365), (60, 4750074), (63, 4523880), (70, 4071492), (72, 3958395), (84, 3392910), (90, 3166716), (105, 2714328), (108, 2638930), (120, 2375037), (126, 2261940), (135, 2111144), (140, 2035746), (168, 1696455), (180, 1583358), (189, 1507960), (210, 1357164), (216, 1319465), (252, 1130970), (270, 1055572), (280, 1017873), (315, 904776), (360, 791679), (378, 753980), (420, 678582), (504, 565485), (540, 527786), (630, 452388), (756, 376990), (840, 339291), (945, 301592), (1080, 263893), (1260, 226194), (1512, 188495), (1890, 150796), (2520, 113097), (3780, 75398), (7560, 37699)]