228565480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1289}}^1$

素因数の和:1355

約数の個数: 128

約数和(自身を含む): 624153600

約数和(自身を除く): 395588120

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 88, 104, 110, 124, 130, 143, 155, 220, 248, 260, 286, 310, 341, 403, 440, 520, 572, 620, 682, 715, 806, 1144, 1240, 1289, 1364, 1430, 1612, 1705, 2015, 2578, 2728, 2860, 3224, 3410, 4030, 4433, 5156, 5720, 6445, 6820, 8060, 8866, 10312, 12890, 13640, 14179, 16120, 16757, 17732, 22165, 25780, 28358, 33514, 35464, 39959, 44330, 51560, 56716, 67028, 70895, 79918, 83785, 88660, 113432, 134056, 141790, 159836, 167570, 177320, 184327, 199795, 283580, 319672, 335140, 368654, 399590, 439549, 519467, 567160, 670280, 737308, 799180, 879098, 921635, 1038934, 1474616, 1598360, 1758196, 1843270, 2077868, 2197745, 2597335, 3516392, 3686540, 4155736, 4395490, 5194670, 5714137, 7373080, 8790980, 10389340, 11428274, 17581960, 20778680, 22856548, 28570685, 45713096, 57141370, 114282740, 228565480]

約数ペア:

[(1, 228565480), (2, 114282740), (4, 57141370), (5, 45713096), (8, 28570685), (10, 22856548), (11, 20778680), (13, 17581960), (20, 11428274), (22, 10389340), (26, 8790980), (31, 7373080), (40, 5714137), (44, 5194670), (52, 4395490), (55, 4155736), (62, 3686540), (65, 3516392), (88, 2597335), (104, 2197745), (110, 2077868), (124, 1843270), (130, 1758196), (143, 1598360), (155, 1474616), (220, 1038934), (248, 921635), (260, 879098), (286, 799180), (310, 737308), (341, 670280), (403, 567160), (440, 519467), (520, 439549), (572, 399590), (620, 368654), (682, 335140), (715, 319672), (806, 283580), (1144, 199795), (1240, 184327), (1289, 177320), (1364, 167570), (1430, 159836), (1612, 141790), (1705, 134056), (2015, 113432), (2578, 88660), (2728, 83785), (2860, 79918), (3224, 70895), (3410, 67028), (4030, 56716), (4433, 51560), (5156, 44330), (5720, 39959), (6445, 35464), (6820, 33514), (8060, 28358), (8866, 25780), (10312, 22165), (12890, 17732), (13640, 16757), (14179, 16120)]