202653880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:605

約数の個数: 128

約数和(自身を含む): 544320000

約数和(自身を除く): 341666120

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 71, 88, 104, 110, 130, 142, 143, 220, 260, 284, 286, 355, 440, 499, 520, 568, 572, 710, 715, 781, 923, 998, 1144, 1420, 1430, 1562, 1846, 1996, 2495, 2840, 2860, 3124, 3692, 3905, 3992, 4615, 4990, 5489, 5720, 6248, 6487, 7384, 7810, 9230, 9980, 10153, 10978, 12974, 15620, 18460, 19960, 20306, 21956, 25948, 27445, 31240, 32435, 35429, 36920, 40612, 43912, 50765, 51896, 54890, 64870, 70858, 71357, 81224, 101530, 109780, 129740, 141716, 142714, 177145, 203060, 219560, 259480, 283432, 285428, 354290, 356785, 389719, 406120, 460577, 570856, 708580, 713570, 779438, 921154, 1417160, 1427140, 1558876, 1842308, 1948595, 2302885, 2854280, 3117752, 3684616, 3897190, 4605770, 5066347, 7794380, 9211540, 10132694, 15588760, 18423080, 20265388, 25331735, 40530776, 50663470, 101326940, 202653880]

約数ペア:

[(1, 202653880), (2, 101326940), (4, 50663470), (5, 40530776), (8, 25331735), (10, 20265388), (11, 18423080), (13, 15588760), (20, 10132694), (22, 9211540), (26, 7794380), (40, 5066347), (44, 4605770), (52, 3897190), (55, 3684616), (65, 3117752), (71, 2854280), (88, 2302885), (104, 1948595), (110, 1842308), (130, 1558876), (142, 1427140), (143, 1417160), (220, 921154), (260, 779438), (284, 713570), (286, 708580), (355, 570856), (440, 460577), (499, 406120), (520, 389719), (568, 356785), (572, 354290), (710, 285428), (715, 283432), (781, 259480), (923, 219560), (998, 203060), (1144, 177145), (1420, 142714), (1430, 141716), (1562, 129740), (1846, 109780), (1996, 101530), (2495, 81224), (2840, 71357), (2860, 70858), (3124, 64870), (3692, 54890), (3905, 51896), (3992, 50765), (4615, 43912), (4990, 40612), (5489, 36920), (5720, 35429), (6248, 32435), (6487, 31240), (7384, 27445), (7810, 25948), (9230, 21956), (9980, 20306), (10153, 19960), (10978, 18460), (12974, 15620)]