271206180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:443

約数の個数: 216

約数和(自身を含む): 969886008

約数和(自身を除く): 698679828

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 97, 98, 105, 126, 140, 147, 180, 194, 196, 210, 245, 252, 291, 294, 315, 317, 388, 420, 441, 485, 490, 582, 588, 630, 634, 679, 735, 873, 882, 951, 970, 980, 1164, 1260, 1268, 1358, 1455, 1470, 1585, 1746, 1764, 1902, 1940, 2037, 2205, 2219, 2716, 2853, 2910, 2940, 3170, 3395, 3492, 3804, 4074, 4365, 4410, 4438, 4753, 4755, 5706, 5820, 6111, 6340, 6657, 6790, 8148, 8730, 8820, 8876, 9506, 9510, 10185, 11095, 11412, 12222, 13314, 13580, 14259, 14265, 15533, 17460, 19012, 19020, 19971, 20370, 22190, 23765, 24444, 26628, 28518, 28530, 30555, 30749, 31066, 33285, 39942, 40740, 42777, 44380, 46599, 47530, 57036, 57060, 61110, 61498, 62132, 66570, 71295, 77665, 79884, 85554, 92247, 93198, 95060, 99855, 122220, 122996, 133140, 139797, 142590, 153745, 155330, 171108, 184494, 186396, 199710, 213885, 215243, 232995, 276741, 279594, 285180, 307490, 310660, 368988, 399420, 427770, 430486, 461235, 465990, 553482, 559188, 614980, 645729, 698985, 855540, 860972, 922470, 931980, 1076215, 1106964, 1291458, 1383705, 1397970, 1506701, 1844940, 1937187, 2152430, 2582916, 2767410, 2795940, 3013402, 3228645, 3874374, 4304860, 4520103, 5534820, 6026804, 6457290, 7533505, 7748748, 9040206, 9685935, 12914580, 13560309, 15067010, 18080412, 19371870, 22600515, 27120618, 30134020, 38743740, 45201030, 54241236, 67801545, 90402060, 135603090, 271206180]

約数ペア:

[(1, 271206180), (2, 135603090), (3, 90402060), (4, 67801545), (5, 54241236), (6, 45201030), (7, 38743740), (9, 30134020), (10, 27120618), (12, 22600515), (14, 19371870), (15, 18080412), (18, 15067010), (20, 13560309), (21, 12914580), (28, 9685935), (30, 9040206), (35, 7748748), (36, 7533505), (42, 6457290), (45, 6026804), (49, 5534820), (60, 4520103), (63, 4304860), (70, 3874374), (84, 3228645), (90, 3013402), (97, 2795940), (98, 2767410), (105, 2582916), (126, 2152430), (140, 1937187), (147, 1844940), (180, 1506701), (194, 1397970), (196, 1383705), (210, 1291458), (245, 1106964), (252, 1076215), (291, 931980), (294, 922470), (315, 860972), (317, 855540), (388, 698985), (420, 645729), (441, 614980), (485, 559188), (490, 553482), (582, 465990), (588, 461235), (630, 430486), (634, 427770), (679, 399420), (735, 368988), (873, 310660), (882, 307490), (951, 285180), (970, 279594), (980, 276741), (1164, 232995), (1260, 215243), (1268, 213885), (1358, 199710), (1455, 186396), (1470, 184494), (1585, 171108), (1746, 155330), (1764, 153745), (1902, 142590), (1940, 139797), (2037, 133140), (2205, 122996), (2219, 122220), (2716, 99855), (2853, 95060), (2910, 93198), (2940, 92247), (3170, 85554), (3395, 79884), (3492, 77665), (3804, 71295), (4074, 66570), (4365, 62132), (4410, 61498), (4438, 61110), (4753, 57060), (4755, 57036), (5706, 47530), (5820, 46599), (6111, 44380), (6340, 42777), (6657, 40740), (6790, 39942), (8148, 33285), (8730, 31066), (8820, 30749), (8876, 30555), (9506, 28530), (9510, 28518), (10185, 26628), (11095, 24444), (11412, 23765), (12222, 22190), (13314, 20370), (13580, 19971), (14259, 19020), (14265, 19012), (15533, 17460)]