159071990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:258

約数の個数: 128

約数和(自身を含む): 383201280

約数和(自身を除く): 224129290

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 83, 95, 110, 131, 133, 154, 166, 190, 209, 262, 266, 385, 415, 418, 581, 655, 665, 770, 830, 913, 917, 1045, 1162, 1310, 1330, 1441, 1463, 1577, 1826, 1834, 2090, 2489, 2882, 2905, 2926, 3154, 4565, 4585, 4978, 5810, 6391, 7205, 7315, 7885, 9130, 9170, 10087, 10873, 11039, 12445, 12782, 14410, 14630, 15770, 17347, 17423, 20174, 21746, 22078, 24890, 27379, 31955, 34694, 34846, 50435, 54365, 54758, 55195, 63910, 76111, 86735, 87115, 100870, 108730, 110390, 119603, 121429, 136895, 152222, 173470, 174230, 191653, 206587, 239206, 242858, 273790, 380555, 383306, 413174, 598015, 607145, 761110, 837221, 958265, 1032935, 1196030, 1214290, 1446109, 1674442, 1916530, 2065870, 2272457, 2892218, 4186105, 4544914, 7230545, 8372210, 11362285, 14461090, 15907199, 22724570, 31814398, 79535995, 159071990]

約数ペア:

[(1, 159071990), (2, 79535995), (5, 31814398), (7, 22724570), (10, 15907199), (11, 14461090), (14, 11362285), (19, 8372210), (22, 7230545), (35, 4544914), (38, 4186105), (55, 2892218), (70, 2272457), (77, 2065870), (83, 1916530), (95, 1674442), (110, 1446109), (131, 1214290), (133, 1196030), (154, 1032935), (166, 958265), (190, 837221), (209, 761110), (262, 607145), (266, 598015), (385, 413174), (415, 383306), (418, 380555), (581, 273790), (655, 242858), (665, 239206), (770, 206587), (830, 191653), (913, 174230), (917, 173470), (1045, 152222), (1162, 136895), (1310, 121429), (1330, 119603), (1441, 110390), (1463, 108730), (1577, 100870), (1826, 87115), (1834, 86735), (2090, 76111), (2489, 63910), (2882, 55195), (2905, 54758), (2926, 54365), (3154, 50435), (4565, 34846), (4585, 34694), (4978, 31955), (5810, 27379), (6391, 24890), (7205, 22078), (7315, 21746), (7885, 20174), (9130, 17423), (9170, 17347), (10087, 15770), (10873, 14630), (11039, 14410), (12445, 12782)]