221637780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1933}}^1$

素因数の和:1975

約数の個数: 216

約数和(自身を含む): 842659272

約数和(自身を除く): 621021492

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 49, 52, 60, 63, 65, 70, 78, 84, 90, 91, 98, 105, 117, 126, 130, 140, 147, 156, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 294, 315, 364, 390, 420, 441, 455, 468, 490, 546, 585, 588, 630, 637, 735, 780, 819, 882, 910, 980, 1092, 1170, 1260, 1274, 1365, 1470, 1638, 1764, 1820, 1911, 1933, 2205, 2340, 2548, 2730, 2940, 3185, 3276, 3822, 3866, 4095, 4410, 5460, 5733, 5799, 6370, 7644, 7732, 8190, 8820, 9555, 9665, 11466, 11598, 12740, 13531, 16380, 17397, 19110, 19330, 22932, 23196, 25129, 27062, 28665, 28995, 34794, 38220, 38660, 40593, 50258, 54124, 57330, 57990, 67655, 69588, 75387, 81186, 86985, 94717, 100516, 114660, 115980, 121779, 125645, 135310, 150774, 162372, 173970, 175903, 189434, 202965, 226161, 243558, 251290, 270620, 284151, 301548, 347940, 351806, 376935, 378868, 405930, 452322, 473585, 487116, 502580, 527709, 568302, 608895, 703612, 753870, 811860, 852453, 879515, 904644, 947170, 1055418, 1130805, 1136604, 1217790, 1231321, 1420755, 1507740, 1583127, 1704906, 1759030, 1894340, 2110836, 2261610, 2435580, 2462642, 2638545, 2841510, 3166254, 3409812, 3518060, 3693963, 4262265, 4523220, 4925284, 5277090, 5683020, 6156605, 6332508, 7387926, 7915635, 8524530, 10554180, 11081889, 12313210, 14775852, 15831270, 17049060, 18469815, 22163778, 24626420, 31662540, 36939630, 44327556, 55409445, 73879260, 110818890, 221637780]

約数ペア:

[(1, 221637780), (2, 110818890), (3, 73879260), (4, 55409445), (5, 44327556), (6, 36939630), (7, 31662540), (9, 24626420), (10, 22163778), (12, 18469815), (13, 17049060), (14, 15831270), (15, 14775852), (18, 12313210), (20, 11081889), (21, 10554180), (26, 8524530), (28, 7915635), (30, 7387926), (35, 6332508), (36, 6156605), (39, 5683020), (42, 5277090), (45, 4925284), (49, 4523220), (52, 4262265), (60, 3693963), (63, 3518060), (65, 3409812), (70, 3166254), (78, 2841510), (84, 2638545), (90, 2462642), (91, 2435580), (98, 2261610), (105, 2110836), (117, 1894340), (126, 1759030), (130, 1704906), (140, 1583127), (147, 1507740), (156, 1420755), (180, 1231321), (182, 1217790), (195, 1136604), (196, 1130805), (210, 1055418), (234, 947170), (245, 904644), (252, 879515), (260, 852453), (273, 811860), (294, 753870), (315, 703612), (364, 608895), (390, 568302), (420, 527709), (441, 502580), (455, 487116), (468, 473585), (490, 452322), (546, 405930), (585, 378868), (588, 376935), (630, 351806), (637, 347940), (735, 301548), (780, 284151), (819, 270620), (882, 251290), (910, 243558), (980, 226161), (1092, 202965), (1170, 189434), (1260, 175903), (1274, 173970), (1365, 162372), (1470, 150774), (1638, 135310), (1764, 125645), (1820, 121779), (1911, 115980), (1933, 114660), (2205, 100516), (2340, 94717), (2548, 86985), (2730, 81186), (2940, 75387), (3185, 69588), (3276, 67655), (3822, 57990), (3866, 57330), (4095, 54124), (4410, 50258), (5460, 40593), (5733, 38660), (5799, 38220), (6370, 34794), (7644, 28995), (7732, 28665), (8190, 27062), (8820, 25129), (9555, 23196), (9665, 22932), (11466, 19330), (11598, 19110), (12740, 17397), (13531, 16380)]