201122220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:416

約数の個数: 192

約数和(自身を含む): 655925760

約数和(自身を除く): 454803540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 41, 52, 57, 60, 65, 76, 78, 82, 95, 114, 123, 130, 156, 164, 190, 195, 205, 228, 246, 247, 260, 285, 331, 380, 390, 410, 492, 494, 533, 570, 615, 662, 741, 779, 780, 820, 988, 993, 1066, 1140, 1230, 1235, 1324, 1482, 1558, 1599, 1655, 1986, 2132, 2337, 2460, 2470, 2665, 2964, 3116, 3198, 3310, 3705, 3895, 3972, 4303, 4674, 4940, 4965, 5330, 6289, 6396, 6620, 7410, 7790, 7995, 8606, 9348, 9930, 10127, 10660, 11685, 12578, 12909, 13571, 14820, 15580, 15990, 17212, 18867, 19860, 20254, 21515, 23370, 25156, 25818, 27142, 30381, 31445, 31980, 37734, 40508, 40713, 43030, 46740, 50635, 51636, 54284, 60762, 62890, 64545, 67855, 75468, 81426, 81757, 86060, 94335, 101270, 121524, 125780, 129090, 135710, 151905, 162852, 163514, 176423, 188670, 202540, 203565, 245271, 257849, 258180, 271420, 303810, 327028, 352846, 377340, 407130, 408785, 490542, 515698, 529269, 607620, 705692, 773547, 814260, 817570, 882115, 981084, 1031396, 1058538, 1226355, 1289245, 1547094, 1635140, 1764230, 2117076, 2452710, 2578490, 2646345, 3094188, 3352037, 3528460, 3867735, 4905420, 5156980, 5292690, 6704074, 7735470, 10056111, 10585380, 13408148, 15470940, 16760185, 20112222, 33520370, 40224444, 50280555, 67040740, 100561110, 201122220]

約数ペア:

[(1, 201122220), (2, 100561110), (3, 67040740), (4, 50280555), (5, 40224444), (6, 33520370), (10, 20112222), (12, 16760185), (13, 15470940), (15, 13408148), (19, 10585380), (20, 10056111), (26, 7735470), (30, 6704074), (38, 5292690), (39, 5156980), (41, 4905420), (52, 3867735), (57, 3528460), (60, 3352037), (65, 3094188), (76, 2646345), (78, 2578490), (82, 2452710), (95, 2117076), (114, 1764230), (123, 1635140), (130, 1547094), (156, 1289245), (164, 1226355), (190, 1058538), (195, 1031396), (205, 981084), (228, 882115), (246, 817570), (247, 814260), (260, 773547), (285, 705692), (331, 607620), (380, 529269), (390, 515698), (410, 490542), (492, 408785), (494, 407130), (533, 377340), (570, 352846), (615, 327028), (662, 303810), (741, 271420), (779, 258180), (780, 257849), (820, 245271), (988, 203565), (993, 202540), (1066, 188670), (1140, 176423), (1230, 163514), (1235, 162852), (1324, 151905), (1482, 135710), (1558, 129090), (1599, 125780), (1655, 121524), (1986, 101270), (2132, 94335), (2337, 86060), (2460, 81757), (2470, 81426), (2665, 75468), (2964, 67855), (3116, 64545), (3198, 62890), (3310, 60762), (3705, 54284), (3895, 51636), (3972, 50635), (4303, 46740), (4674, 43030), (4940, 40713), (4965, 40508), (5330, 37734), (6289, 31980), (6396, 31445), (6620, 30381), (7410, 27142), (7790, 25818), (7995, 25156), (8606, 23370), (9348, 21515), (9930, 20254), (10127, 19860), (10660, 18867), (11685, 17212), (12578, 15990), (12909, 15580), (13571, 14820)]