64908270

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:647

約数の個数: 128

約数和(自身を含む): 201415680

約数和(自身を除く): 136507410

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 61, 63, 70, 90, 105, 122, 126, 135, 183, 189, 210, 270, 305, 315, 366, 378, 427, 549, 563, 610, 630, 854, 915, 945, 1098, 1126, 1281, 1647, 1689, 1830, 1890, 2135, 2562, 2745, 2815, 3294, 3378, 3843, 3941, 4270, 5067, 5490, 5630, 6405, 7686, 7882, 8235, 8445, 10134, 11529, 11823, 12810, 15201, 16470, 16890, 19215, 19705, 23058, 23646, 25335, 30402, 34343, 35469, 38430, 39410, 50670, 57645, 59115, 68686, 70938, 76005, 103029, 106407, 115290, 118230, 152010, 171715, 177345, 206058, 212814, 240401, 309087, 343430, 354690, 480802, 515145, 532035, 618174, 721203, 927261, 1030290, 1064070, 1202005, 1442406, 1545435, 1854522, 2163609, 2404010, 3090870, 3606015, 4327218, 4636305, 6490827, 7212030, 9272610, 10818045, 12981654, 21636090, 32454135, 64908270]

約数ペア:

[(1, 64908270), (2, 32454135), (3, 21636090), (5, 12981654), (6, 10818045), (7, 9272610), (9, 7212030), (10, 6490827), (14, 4636305), (15, 4327218), (18, 3606015), (21, 3090870), (27, 2404010), (30, 2163609), (35, 1854522), (42, 1545435), (45, 1442406), (54, 1202005), (61, 1064070), (63, 1030290), (70, 927261), (90, 721203), (105, 618174), (122, 532035), (126, 515145), (135, 480802), (183, 354690), (189, 343430), (210, 309087), (270, 240401), (305, 212814), (315, 206058), (366, 177345), (378, 171715), (427, 152010), (549, 118230), (563, 115290), (610, 106407), (630, 103029), (854, 76005), (915, 70938), (945, 68686), (1098, 59115), (1126, 57645), (1281, 50670), (1647, 39410), (1689, 38430), (1830, 35469), (1890, 34343), (2135, 30402), (2562, 25335), (2745, 23646), (2815, 23058), (3294, 19705), (3378, 19215), (3843, 16890), (3941, 16470), (4270, 15201), (5067, 12810), (5490, 11823), (5630, 11529), (6405, 10134), (7686, 8445), (7882, 8235)]