15661204860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1962557}}^1$

素因数の和:1962595

約数の個数: 96

約数和(自身を含む): 52753559040

約数和(自身を除く): 37092354180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 1962557, 3925114, 5887671, 7850228, 9812785, 11775342, 13737899, 19625570, 23550684, 27475798, 29438355, 37288583, 39251140, 41213697, 54951596, 58876710, 68689495, 74577166, 82427394, 111865749, 117753420, 137378990, 149154332, 164854788, 186442915, 206068485, 223731498, 261020081, 274757980, 372885830, 412136970, 447462996, 522040162, 559328745, 745771660, 783060243, 824273940, 1044080324, 1118657490, 1305100405, 1566120486, 2237314980, 2610200810, 3132240972, 3915301215, 5220401620, 7830602430, 15661204860]

約数ペア:

[(1, 15661204860), (2, 7830602430), (3, 5220401620), (4, 3915301215), (5, 3132240972), (6, 2610200810), (7, 2237314980), (10, 1566120486), (12, 1305100405), (14, 1118657490), (15, 1044080324), (19, 824273940), (20, 783060243), (21, 745771660), (28, 559328745), (30, 522040162), (35, 447462996), (38, 412136970), (42, 372885830), (57, 274757980), (60, 261020081), (70, 223731498), (76, 206068485), (84, 186442915), (95, 164854788), (105, 149154332), (114, 137378990), (133, 117753420), (140, 111865749), (190, 82427394), (210, 74577166), (228, 68689495), (266, 58876710), (285, 54951596), (380, 41213697), (399, 39251140), (420, 37288583), (532, 29438355), (570, 27475798), (665, 23550684), (798, 19625570), (1140, 13737899), (1330, 11775342), (1596, 9812785), (1995, 7850228), (2660, 5887671), (3990, 3925114), (7980, 1962557)]