81315300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{601}}^1$

素因数の和:670

約数の個数: 144

約数和(自身を含む): 263358144

約数和(自身を除く): 182042844

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 41, 44, 50, 55, 60, 66, 75, 82, 100, 110, 123, 132, 150, 164, 165, 205, 220, 246, 275, 300, 330, 410, 451, 492, 550, 601, 615, 660, 820, 825, 902, 1025, 1100, 1202, 1230, 1353, 1650, 1803, 1804, 2050, 2255, 2404, 2460, 2706, 3005, 3075, 3300, 3606, 4100, 4510, 5412, 6010, 6150, 6611, 6765, 7212, 9015, 9020, 11275, 12020, 12300, 13222, 13530, 15025, 18030, 19833, 22550, 24641, 26444, 27060, 30050, 33055, 33825, 36060, 39666, 45075, 45100, 49282, 60100, 66110, 67650, 73923, 79332, 90150, 98564, 99165, 123205, 132220, 135300, 147846, 165275, 180300, 198330, 246410, 271051, 295692, 330550, 369615, 396660, 492820, 495825, 542102, 616025, 661100, 739230, 813153, 991650, 1084204, 1232050, 1355255, 1478460, 1626306, 1848075, 1983300, 2464100, 2710510, 3252612, 3696150, 4065765, 5421020, 6776275, 7392300, 8131530, 13552550, 16263060, 20328825, 27105100, 40657650, 81315300]

約数ペア:

[(1, 81315300), (2, 40657650), (3, 27105100), (4, 20328825), (5, 16263060), (6, 13552550), (10, 8131530), (11, 7392300), (12, 6776275), (15, 5421020), (20, 4065765), (22, 3696150), (25, 3252612), (30, 2710510), (33, 2464100), (41, 1983300), (44, 1848075), (50, 1626306), (55, 1478460), (60, 1355255), (66, 1232050), (75, 1084204), (82, 991650), (100, 813153), (110, 739230), (123, 661100), (132, 616025), (150, 542102), (164, 495825), (165, 492820), (205, 396660), (220, 369615), (246, 330550), (275, 295692), (300, 271051), (330, 246410), (410, 198330), (451, 180300), (492, 165275), (550, 147846), (601, 135300), (615, 132220), (660, 123205), (820, 99165), (825, 98564), (902, 90150), (1025, 79332), (1100, 73923), (1202, 67650), (1230, 66110), (1353, 60100), (1650, 49282), (1803, 45100), (1804, 45075), (2050, 39666), (2255, 36060), (2404, 33825), (2460, 33055), (2706, 30050), (3005, 27060), (3075, 26444), (3300, 24641), (3606, 22550), (4100, 19833), (4510, 18030), (5412, 15025), (6010, 13530), (6150, 13222), (6611, 12300), (6765, 12020), (7212, 11275), (9015, 9020)]