20357753640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{203659}}^1$

素因数の和:203704

約数の個数: 192

約数和(自身を含む): 75223857600

約数和(自身を除く): 54866103960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 49, 51, 56, 60, 68, 70, 84, 85, 98, 102, 105, 119, 120, 136, 140, 147, 168, 170, 196, 204, 210, 238, 245, 255, 280, 294, 340, 357, 392, 408, 420, 476, 490, 510, 588, 595, 680, 714, 735, 833, 840, 952, 980, 1020, 1176, 1190, 1428, 1470, 1666, 1785, 1960, 2040, 2380, 2499, 2856, 2940, 3332, 3570, 4165, 4760, 4998, 5880, 6664, 7140, 8330, 9996, 12495, 14280, 16660, 19992, 24990, 33320, 49980, 99960, 203659, 407318, 610977, 814636, 1018295, 1221954, 1425613, 1629272, 2036590, 2443908, 2851226, 3054885, 3462203, 4073180, 4276839, 4887816, 5702452, 6109770, 6924406, 7128065, 8146360, 8553678, 9979291, 10386609, 11404904, 12219540, 13848812, 14256130, 17107356, 17311015, 19958582, 20773218, 21384195, 24235421, 24439080, 27697624, 28512260, 29937873, 34214712, 34622030, 39917164, 41546436, 42768390, 48470842, 49896455, 51933045, 57024520, 59875746, 69244060, 72706263, 79834328, 83092872, 85536780, 96941684, 99792910, 103866090, 119751492, 121177105, 138488120, 145412526, 149689365, 169647947, 171073560, 193883368, 199585820, 207732180, 239502984, 242354210, 290825052, 299378730, 339295894, 363531315, 399171640, 415464360, 484708420, 508943841, 581650104, 598757460, 678591788, 727062630, 848239735, 969416840, 1017887682, 1197514920, 1357183576, 1454125260, 1696479470, 2035775364, 2544719205, 2908250520, 3392958940, 4071550728, 5089438410, 6785917880, 10178876820, 20357753640]

約数ペア:

[(1, 20357753640), (2, 10178876820), (3, 6785917880), (4, 5089438410), (5, 4071550728), (6, 3392958940), (7, 2908250520), (8, 2544719205), (10, 2035775364), (12, 1696479470), (14, 1454125260), (15, 1357183576), (17, 1197514920), (20, 1017887682), (21, 969416840), (24, 848239735), (28, 727062630), (30, 678591788), (34, 598757460), (35, 581650104), (40, 508943841), (42, 484708420), (49, 415464360), (51, 399171640), (56, 363531315), (60, 339295894), (68, 299378730), (70, 290825052), (84, 242354210), (85, 239502984), (98, 207732180), (102, 199585820), (105, 193883368), (119, 171073560), (120, 169647947), (136, 149689365), (140, 145412526), (147, 138488120), (168, 121177105), (170, 119751492), (196, 103866090), (204, 99792910), (210, 96941684), (238, 85536780), (245, 83092872), (255, 79834328), (280, 72706263), (294, 69244060), (340, 59875746), (357, 57024520), (392, 51933045), (408, 49896455), (420, 48470842), (476, 42768390), (490, 41546436), (510, 39917164), (588, 34622030), (595, 34214712), (680, 29937873), (714, 28512260), (735, 27697624), (833, 24439080), (840, 24235421), (952, 21384195), (980, 20773218), (1020, 19958582), (1176, 17311015), (1190, 17107356), (1428, 14256130), (1470, 13848812), (1666, 12219540), (1785, 11404904), (1960, 10386609), (2040, 9979291), (2380, 8553678), (2499, 8146360), (2856, 7128065), (2940, 6924406), (3332, 6109770), (3570, 5702452), (4165, 4887816), (4760, 4276839), (4998, 4073180), (5880, 3462203), (6664, 3054885), (7140, 2851226), (8330, 2443908), (9996, 2036590), (12495, 1629272), (14280, 1425613), (16660, 1221954), (19992, 1018295), (24990, 814636), (33320, 610977), (49980, 407318), (99960, 203659)]