259862988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{691}}^1$

素因数の和:764

約数の個数: 144

約数和(自身を含む): 783410432

約数和(自身を除く): 523547444

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 37, 42, 44, 66, 74, 77, 84, 111, 121, 132, 148, 154, 222, 231, 242, 259, 308, 363, 407, 444, 462, 484, 518, 691, 726, 777, 814, 847, 924, 1036, 1221, 1382, 1452, 1554, 1628, 1694, 2073, 2442, 2541, 2764, 2849, 3108, 3388, 4146, 4477, 4837, 4884, 5082, 5698, 7601, 8292, 8547, 8954, 9674, 10164, 11396, 13431, 14511, 15202, 17094, 17908, 19348, 22803, 25567, 26862, 29022, 30404, 31339, 34188, 45606, 51134, 53207, 53724, 58044, 62678, 76701, 83611, 91212, 94017, 102268, 106414, 125356, 153402, 159621, 167222, 178969, 188034, 212828, 250833, 281237, 306804, 319242, 334444, 357938, 376068, 501666, 536907, 562474, 585277, 638484, 715876, 843711, 1003332, 1073814, 1124948, 1170554, 1687422, 1755831, 1968659, 2147628, 2341108, 3093607, 3374844, 3511662, 3937318, 5905977, 6187214, 7023324, 7874636, 9280821, 11811954, 12374428, 18561642, 21655249, 23623908, 37123284, 43310498, 64965747, 86620996, 129931494, 259862988]

約数ペア:

[(1, 259862988), (2, 129931494), (3, 86620996), (4, 64965747), (6, 43310498), (7, 37123284), (11, 23623908), (12, 21655249), (14, 18561642), (21, 12374428), (22, 11811954), (28, 9280821), (33, 7874636), (37, 7023324), (42, 6187214), (44, 5905977), (66, 3937318), (74, 3511662), (77, 3374844), (84, 3093607), (111, 2341108), (121, 2147628), (132, 1968659), (148, 1755831), (154, 1687422), (222, 1170554), (231, 1124948), (242, 1073814), (259, 1003332), (308, 843711), (363, 715876), (407, 638484), (444, 585277), (462, 562474), (484, 536907), (518, 501666), (691, 376068), (726, 357938), (777, 334444), (814, 319242), (847, 306804), (924, 281237), (1036, 250833), (1221, 212828), (1382, 188034), (1452, 178969), (1554, 167222), (1628, 159621), (1694, 153402), (2073, 125356), (2442, 106414), (2541, 102268), (2764, 94017), (2849, 91212), (3108, 83611), (3388, 76701), (4146, 62678), (4477, 58044), (4837, 53724), (4884, 53207), (5082, 51134), (5698, 45606), (7601, 34188), (8292, 31339), (8547, 30404), (8954, 29022), (9674, 26862), (10164, 25567), (11396, 22803), (13431, 19348), (14511, 17908), (15202, 17094)]