1274889880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:386

約数の個数: 192

約数和(自身を含む): 3378412800

約数和(自身を除く): 2103522920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 31, 40, 44, 55, 58, 62, 88, 110, 116, 121, 124, 145, 155, 220, 232, 242, 248, 290, 293, 310, 319, 341, 440, 484, 580, 586, 605, 620, 638, 682, 899, 968, 1160, 1172, 1210, 1240, 1276, 1364, 1465, 1595, 1705, 1798, 2344, 2420, 2552, 2728, 2930, 3190, 3223, 3410, 3509, 3596, 3751, 4495, 4840, 5860, 6380, 6446, 6820, 7018, 7192, 7502, 8497, 8990, 9083, 9889, 11720, 12760, 12892, 13640, 14036, 15004, 16115, 16994, 17545, 17980, 18166, 18755, 19778, 25784, 28072, 30008, 32230, 33988, 35090, 35453, 35960, 36332, 37510, 39556, 42485, 45415, 49445, 64460, 67976, 70180, 70906, 72664, 75020, 79112, 84970, 90830, 93467, 98890, 99913, 108779, 128920, 140360, 141812, 150040, 169940, 177265, 181660, 186934, 197780, 199826, 217558, 263407, 283624, 339880, 354530, 363320, 373868, 395560, 399652, 435116, 467335, 499565, 526814, 543895, 709060, 747736, 799304, 870232, 934670, 999130, 1028137, 1053628, 1087790, 1099043, 1317035, 1418120, 1869340, 1998260, 2056274, 2107256, 2175580, 2198086, 2634070, 2897477, 3738680, 3996520, 4112548, 4351160, 4396172, 5140685, 5268140, 5495215, 5794954, 8225096, 8792344, 10281370, 10536280, 10990430, 11589908, 14487385, 20562740, 21980860, 23179816, 28974770, 31872247, 41125480, 43961720, 57949540, 63744494, 115899080, 127488988, 159361235, 254977976, 318722470, 637444940, 1274889880]

約数ペア:

[(1, 1274889880), (2, 637444940), (4, 318722470), (5, 254977976), (8, 159361235), (10, 127488988), (11, 115899080), (20, 63744494), (22, 57949540), (29, 43961720), (31, 41125480), (40, 31872247), (44, 28974770), (55, 23179816), (58, 21980860), (62, 20562740), (88, 14487385), (110, 11589908), (116, 10990430), (121, 10536280), (124, 10281370), (145, 8792344), (155, 8225096), (220, 5794954), (232, 5495215), (242, 5268140), (248, 5140685), (290, 4396172), (293, 4351160), (310, 4112548), (319, 3996520), (341, 3738680), (440, 2897477), (484, 2634070), (580, 2198086), (586, 2175580), (605, 2107256), (620, 2056274), (638, 1998260), (682, 1869340), (899, 1418120), (968, 1317035), (1160, 1099043), (1172, 1087790), (1210, 1053628), (1240, 1028137), (1276, 999130), (1364, 934670), (1465, 870232), (1595, 799304), (1705, 747736), (1798, 709060), (2344, 543895), (2420, 526814), (2552, 499565), (2728, 467335), (2930, 435116), (3190, 399652), (3223, 395560), (3410, 373868), (3509, 363320), (3596, 354530), (3751, 339880), (4495, 283624), (4840, 263407), (5860, 217558), (6380, 199826), (6446, 197780), (6820, 186934), (7018, 181660), (7192, 177265), (7502, 169940), (8497, 150040), (8990, 141812), (9083, 140360), (9889, 128920), (11720, 108779), (12760, 99913), (12892, 98890), (13640, 93467), (14036, 90830), (15004, 84970), (16115, 79112), (16994, 75020), (17545, 72664), (17980, 70906), (18166, 70180), (18755, 67976), (19778, 64460), (25784, 49445), (28072, 45415), (30008, 42485), (32230, 39556), (33988, 37510), (35090, 36332), (35453, 35960)]