204242220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:409

約数の個数: 288

約数和(自身を含む): 785436288

約数和(自身を除く): 581194068

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 37, 39, 42, 45, 52, 60, 63, 65, 70, 74, 78, 84, 90, 91, 105, 111, 117, 126, 130, 140, 148, 156, 180, 182, 185, 195, 210, 222, 234, 252, 259, 260, 273, 315, 333, 337, 364, 370, 390, 420, 444, 455, 468, 481, 518, 546, 555, 585, 630, 666, 674, 740, 777, 780, 819, 910, 962, 1011, 1036, 1092, 1110, 1170, 1260, 1295, 1332, 1348, 1365, 1443, 1554, 1638, 1665, 1685, 1820, 1924, 2022, 2220, 2331, 2340, 2359, 2405, 2590, 2730, 2886, 3033, 3108, 3276, 3330, 3367, 3370, 3885, 4044, 4095, 4329, 4381, 4662, 4718, 4810, 5055, 5180, 5460, 5772, 6066, 6660, 6734, 6740, 7077, 7215, 7770, 8190, 8658, 8762, 9324, 9436, 9620, 10101, 10110, 11655, 11795, 12132, 12469, 13143, 13468, 14154, 14430, 15165, 15540, 16380, 16835, 17316, 17524, 20202, 20220, 21231, 21645, 21905, 23310, 23590, 24938, 26286, 28308, 28860, 30303, 30330, 30667, 33670, 35385, 37407, 39429, 40404, 42462, 43290, 43810, 46620, 47180, 49876, 50505, 52572, 60606, 60660, 61334, 62345, 65715, 67340, 70770, 74814, 78858, 84924, 86580, 87283, 87620, 92001, 101010, 106155, 112221, 121212, 122668, 124690, 131430, 141540, 149628, 151515, 153335, 157716, 162097, 174566, 184002, 187035, 197145, 202020, 212310, 224442, 249380, 261849, 262860, 276003, 303030, 306670, 324194, 349132, 368004, 374070, 394290, 424620, 436415, 448884, 460005, 486291, 523698, 552006, 561105, 606060, 613340, 648388, 748140, 785547, 788580, 810485, 872830, 920010, 972582, 1047396, 1104012, 1122210, 1134679, 1309245, 1380015, 1458873, 1571094, 1620970, 1745660, 1840020, 1945164, 2244420, 2269358, 2431455, 2618490, 2760030, 2917746, 3142188, 3241940, 3404037, 3927735, 4538716, 4862910, 5236980, 5520060, 5673395, 5835492, 6808074, 7294365, 7855470, 9725820, 10212111, 11346790, 13616148, 14588730, 15710940, 17020185, 20424222, 22693580, 29177460, 34040370, 40848444, 51060555, 68080740, 102121110, 204242220]

約数ペア:

[(1, 204242220), (2, 102121110), (3, 68080740), (4, 51060555), (5, 40848444), (6, 34040370), (7, 29177460), (9, 22693580), (10, 20424222), (12, 17020185), (13, 15710940), (14, 14588730), (15, 13616148), (18, 11346790), (20, 10212111), (21, 9725820), (26, 7855470), (28, 7294365), (30, 6808074), (35, 5835492), (36, 5673395), (37, 5520060), (39, 5236980), (42, 4862910), (45, 4538716), (52, 3927735), (60, 3404037), (63, 3241940), (65, 3142188), (70, 2917746), (74, 2760030), (78, 2618490), (84, 2431455), (90, 2269358), (91, 2244420), (105, 1945164), (111, 1840020), (117, 1745660), (126, 1620970), (130, 1571094), (140, 1458873), (148, 1380015), (156, 1309245), (180, 1134679), (182, 1122210), (185, 1104012), (195, 1047396), (210, 972582), (222, 920010), (234, 872830), (252, 810485), (259, 788580), (260, 785547), (273, 748140), (315, 648388), (333, 613340), (337, 606060), (364, 561105), (370, 552006), (390, 523698), (420, 486291), (444, 460005), (455, 448884), (468, 436415), (481, 424620), (518, 394290), (546, 374070), (555, 368004), (585, 349132), (630, 324194), (666, 306670), (674, 303030), (740, 276003), (777, 262860), (780, 261849), (819, 249380), (910, 224442), (962, 212310), (1011, 202020), (1036, 197145), (1092, 187035), (1110, 184002), (1170, 174566), (1260, 162097), (1295, 157716), (1332, 153335), (1348, 151515), (1365, 149628), (1443, 141540), (1554, 131430), (1638, 124690), (1665, 122668), (1685, 121212), (1820, 112221), (1924, 106155), (2022, 101010), (2220, 92001), (2331, 87620), (2340, 87283), (2359, 86580), (2405, 84924), (2590, 78858), (2730, 74814), (2886, 70770), (3033, 67340), (3108, 65715), (3276, 62345), (3330, 61334), (3367, 60660), (3370, 60606), (3885, 52572), (4044, 50505), (4095, 49876), (4329, 47180), (4381, 46620), (4662, 43810), (4718, 43290), (4810, 42462), (5055, 40404), (5180, 39429), (5460, 37407), (5772, 35385), (6066, 33670), (6660, 30667), (6734, 30330), (6740, 30303), (7077, 28860), (7215, 28308), (7770, 26286), (8190, 24938), (8658, 23590), (8762, 23310), (9324, 21905), (9436, 21645), (9620, 21231), (10101, 20220), (10110, 20202), (11655, 17524), (11795, 17316), (12132, 16835), (12469, 16380), (13143, 15540), (13468, 15165), (14154, 14430)]