497469780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{145459}}^1$

素因数の和:145493

約数の個数: 72

約数和(自身を含む): 1588423200

約数和(自身を除く): 1090953420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 145459, 290918, 436377, 581836, 727295, 872754, 1309131, 1454590, 1745508, 2181885, 2618262, 2763721, 2909180, 4363770, 5236524, 5527442, 6545655, 8291163, 8727540, 11054884, 13091310, 13818605, 16582326, 24873489, 26182620, 27637210, 33164652, 41455815, 49746978, 55274420, 82911630, 99493956, 124367445, 165823260, 248734890, 497469780]

約数ペア:

[(1, 497469780), (2, 248734890), (3, 165823260), (4, 124367445), (5, 99493956), (6, 82911630), (9, 55274420), (10, 49746978), (12, 41455815), (15, 33164652), (18, 27637210), (19, 26182620), (20, 24873489), (30, 16582326), (36, 13818605), (38, 13091310), (45, 11054884), (57, 8727540), (60, 8291163), (76, 6545655), (90, 5527442), (95, 5236524), (114, 4363770), (171, 2909180), (180, 2763721), (190, 2618262), (228, 2181885), (285, 1745508), (342, 1454590), (380, 1309131), (570, 872754), (684, 727295), (855, 581836), (1140, 436377), (1710, 290918), (3420, 145459)]