64488690

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:401

約数の個数: 128

約数和(自身を含む): 198720000

約数和(自身を除く): 134231310

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 149, 189, 210, 229, 270, 298, 315, 378, 447, 458, 630, 687, 745, 894, 945, 1043, 1145, 1341, 1374, 1490, 1603, 1890, 2061, 2086, 2235, 2290, 2682, 3129, 3206, 3435, 4023, 4122, 4470, 4809, 5215, 6183, 6258, 6705, 6870, 8015, 8046, 9387, 9618, 10305, 10430, 12366, 13410, 14427, 15645, 16030, 18774, 20115, 20610, 24045, 28161, 28854, 30915, 31290, 34121, 40230, 43281, 46935, 48090, 56322, 61830, 68242, 72135, 86562, 93870, 102363, 140805, 144270, 170605, 204726, 216405, 238847, 281610, 307089, 341210, 432810, 477694, 511815, 614178, 716541, 921267, 1023630, 1194235, 1433082, 1535445, 1842534, 2149623, 2388470, 3070890, 3582705, 4299246, 4606335, 6448869, 7165410, 9212670, 10748115, 12897738, 21496230, 32244345, 64488690]

約数ペア:

[(1, 64488690), (2, 32244345), (3, 21496230), (5, 12897738), (6, 10748115), (7, 9212670), (9, 7165410), (10, 6448869), (14, 4606335), (15, 4299246), (18, 3582705), (21, 3070890), (27, 2388470), (30, 2149623), (35, 1842534), (42, 1535445), (45, 1433082), (54, 1194235), (63, 1023630), (70, 921267), (90, 716541), (105, 614178), (126, 511815), (135, 477694), (149, 432810), (189, 341210), (210, 307089), (229, 281610), (270, 238847), (298, 216405), (315, 204726), (378, 170605), (447, 144270), (458, 140805), (630, 102363), (687, 93870), (745, 86562), (894, 72135), (945, 68242), (1043, 61830), (1145, 56322), (1341, 48090), (1374, 46935), (1490, 43281), (1603, 40230), (1890, 34121), (2061, 31290), (2086, 30915), (2235, 28854), (2290, 28161), (2682, 24045), (3129, 20610), (3206, 20115), (3435, 18774), (4023, 16030), (4122, 15645), (4470, 14427), (4809, 13410), (5215, 12366), (6183, 10430), (6258, 10305), (6705, 9618), (6870, 9387), (8015, 8046)]