855621180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{4373}}^1$

素因数の和:5475

約数の個数: 72

約数和(自身を含む): 2598365952

約数和(自身を除く): 1742744772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1087, 2174, 3261, 4348, 4373, 5435, 6522, 8746, 9783, 10870, 13044, 13119, 16305, 17492, 19566, 21740, 21865, 26238, 32610, 39132, 39357, 43730, 48915, 52476, 65220, 65595, 78714, 87460, 97830, 131190, 157428, 195660, 196785, 262380, 393570, 787140, 4753451, 9506902, 14260353, 19013804, 23767255, 28520706, 42781059, 47534510, 57041412, 71301765, 85562118, 95069020, 142603530, 171124236, 213905295, 285207060, 427810590, 855621180]

約数ペア:

[(1, 855621180), (2, 427810590), (3, 285207060), (4, 213905295), (5, 171124236), (6, 142603530), (9, 95069020), (10, 85562118), (12, 71301765), (15, 57041412), (18, 47534510), (20, 42781059), (30, 28520706), (36, 23767255), (45, 19013804), (60, 14260353), (90, 9506902), (180, 4753451), (1087, 787140), (2174, 393570), (3261, 262380), (4348, 196785), (4373, 195660), (5435, 157428), (6522, 131190), (8746, 97830), (9783, 87460), (10870, 78714), (13044, 65595), (13119, 65220), (16305, 52476), (17492, 48915), (19566, 43730), (21740, 39357), (21865, 39132), (26238, 32610)]