61421010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 176947200

約数和(自身を除く): 115526190

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 47, 49, 70, 94, 98, 105, 127, 141, 147, 210, 235, 245, 254, 282, 294, 329, 343, 381, 470, 490, 635, 658, 686, 705, 735, 762, 889, 987, 1029, 1270, 1410, 1470, 1645, 1715, 1778, 1905, 1974, 2058, 2303, 2667, 3290, 3430, 3810, 4445, 4606, 4935, 5145, 5334, 5969, 6223, 6909, 8890, 9870, 10290, 11515, 11938, 12446, 13335, 13818, 16121, 17907, 18669, 23030, 26670, 29845, 31115, 32242, 34545, 35814, 37338, 41783, 43561, 48363, 59690, 62230, 69090, 80605, 83566, 87122, 89535, 93345, 96726, 125349, 130683, 161210, 179070, 186690, 208915, 217805, 241815, 250698, 261366, 292481, 417830, 435610, 483630, 584962, 626745, 653415, 877443, 1253490, 1306830, 1462405, 1754886, 2047367, 2924810, 4094734, 4387215, 6142101, 8774430, 10236835, 12284202, 20473670, 30710505, 61421010]

約数ペア:

[(1, 61421010), (2, 30710505), (3, 20473670), (5, 12284202), (6, 10236835), (7, 8774430), (10, 6142101), (14, 4387215), (15, 4094734), (21, 2924810), (30, 2047367), (35, 1754886), (42, 1462405), (47, 1306830), (49, 1253490), (70, 877443), (94, 653415), (98, 626745), (105, 584962), (127, 483630), (141, 435610), (147, 417830), (210, 292481), (235, 261366), (245, 250698), (254, 241815), (282, 217805), (294, 208915), (329, 186690), (343, 179070), (381, 161210), (470, 130683), (490, 125349), (635, 96726), (658, 93345), (686, 89535), (705, 87122), (735, 83566), (762, 80605), (889, 69090), (987, 62230), (1029, 59690), (1270, 48363), (1410, 43561), (1470, 41783), (1645, 37338), (1715, 35814), (1778, 34545), (1905, 32242), (1974, 31115), (2058, 29845), (2303, 26670), (2667, 23030), (3290, 18669), (3430, 17907), (3810, 16121), (4445, 13818), (4606, 13335), (4935, 12446), (5145, 11938), (5334, 11515), (5969, 10290), (6223, 9870), (6909, 8890)]