68801796

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:258

約数の個数: 144

約数和(自身を含む): 209803776

約数和(自身を除く): 141001980

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 47, 63, 74, 84, 94, 111, 126, 141, 148, 157, 188, 222, 252, 259, 282, 314, 329, 333, 423, 444, 471, 518, 564, 628, 658, 666, 777, 846, 942, 987, 1036, 1099, 1316, 1332, 1413, 1554, 1692, 1739, 1884, 1974, 2198, 2331, 2826, 2961, 3108, 3297, 3478, 3948, 4396, 4662, 5217, 5652, 5809, 5922, 6594, 6956, 7379, 9324, 9891, 10434, 11618, 11844, 12173, 13188, 14758, 15651, 17427, 19782, 20868, 22137, 23236, 24346, 29516, 31302, 34854, 36519, 39564, 40663, 44274, 48692, 51653, 52281, 62604, 66411, 69708, 73038, 81326, 88548, 103306, 104562, 109557, 121989, 132822, 146076, 154959, 162652, 206612, 209124, 219114, 243978, 265644, 273023, 309918, 365967, 438228, 464877, 487956, 546046, 619836, 731934, 819069, 929754, 1092092, 1463868, 1638138, 1859508, 1911161, 2457207, 3276276, 3822322, 4914414, 5733483, 7644644, 9828828, 11466966, 17200449, 22933932, 34400898, 68801796]

約数ペア:

[(1, 68801796), (2, 34400898), (3, 22933932), (4, 17200449), (6, 11466966), (7, 9828828), (9, 7644644), (12, 5733483), (14, 4914414), (18, 3822322), (21, 3276276), (28, 2457207), (36, 1911161), (37, 1859508), (42, 1638138), (47, 1463868), (63, 1092092), (74, 929754), (84, 819069), (94, 731934), (111, 619836), (126, 546046), (141, 487956), (148, 464877), (157, 438228), (188, 365967), (222, 309918), (252, 273023), (259, 265644), (282, 243978), (314, 219114), (329, 209124), (333, 206612), (423, 162652), (444, 154959), (471, 146076), (518, 132822), (564, 121989), (628, 109557), (658, 104562), (666, 103306), (777, 88548), (846, 81326), (942, 73038), (987, 69708), (1036, 66411), (1099, 62604), (1316, 52281), (1332, 51653), (1413, 48692), (1554, 44274), (1692, 40663), (1739, 39564), (1884, 36519), (1974, 34854), (2198, 31302), (2331, 29516), (2826, 24346), (2961, 23236), (3108, 22137), (3297, 20868), (3478, 19782), (3948, 17427), (4396, 15651), (4662, 14758), (5217, 13188), (5652, 12173), (5809, 11844), (5922, 11618), (6594, 10434), (6956, 9891), (7379, 9324)]