287356860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{228061}}^1$

素因数の和:228083

約数の個数: 72

約数和(自身を含む): 996174816

約数和(自身を除く): 708817956

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 228061, 456122, 684183, 912244, 1140305, 1368366, 1596427, 2052549, 2280610, 2736732, 3192854, 3420915, 4105098, 4561220, 4789281, 6385708, 6841830, 7982135, 8210196, 9578562, 10262745, 13683660, 14367843, 15964270, 19157124, 20525490, 23946405, 28735686, 31928540, 41050980, 47892810, 57471372, 71839215, 95785620, 143678430, 287356860]

約数ペア:

[(1, 287356860), (2, 143678430), (3, 95785620), (4, 71839215), (5, 57471372), (6, 47892810), (7, 41050980), (9, 31928540), (10, 28735686), (12, 23946405), (14, 20525490), (15, 19157124), (18, 15964270), (20, 14367843), (21, 13683660), (28, 10262745), (30, 9578562), (35, 8210196), (36, 7982135), (42, 6841830), (45, 6385708), (60, 4789281), (63, 4561220), (70, 4105098), (84, 3420915), (90, 3192854), (105, 2736732), (126, 2280610), (140, 2052549), (180, 1596427), (210, 1368366), (252, 1140305), (315, 912244), (420, 684183), (630, 456122), (1260, 228061)]