2851831620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{2179}}^1$

素因数の和:2866

約数の個数: 144

約数和(自身を含む): 9455584320

約数和(自身を除く): 6603752700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 661, 990, 1322, 1980, 1983, 2179, 2644, 3305, 3966, 4358, 5949, 6537, 6610, 7271, 7932, 8716, 9915, 10895, 11898, 13074, 13220, 14542, 19611, 19830, 21790, 21813, 23796, 23969, 26148, 29084, 29745, 32685, 36355, 39222, 39660, 43580, 43626, 47938, 59490, 65370, 65439, 71907, 72710, 78444, 87252, 95876, 98055, 109065, 118980, 119845, 130740, 130878, 143814, 145420, 196110, 215721, 218130, 239690, 261756, 287628, 327195, 359535, 392220, 431442, 436260, 479380, 654390, 719070, 862884, 1078605, 1308780, 1438140, 1440319, 2157210, 2880638, 4314420, 4320957, 5761276, 7201595, 8641914, 12962871, 14403190, 15843509, 17283828, 21604785, 25925742, 28806380, 31687018, 43209570, 47530527, 51851484, 63374036, 64814355, 79217545, 86419140, 95061054, 129628710, 142591581, 158435090, 190122108, 237652635, 259257420, 285183162, 316870180, 475305270, 570366324, 712957905, 950610540, 1425915810, 2851831620]

約数ペア:

[(1, 2851831620), (2, 1425915810), (3, 950610540), (4, 712957905), (5, 570366324), (6, 475305270), (9, 316870180), (10, 285183162), (11, 259257420), (12, 237652635), (15, 190122108), (18, 158435090), (20, 142591581), (22, 129628710), (30, 95061054), (33, 86419140), (36, 79217545), (44, 64814355), (45, 63374036), (55, 51851484), (60, 47530527), (66, 43209570), (90, 31687018), (99, 28806380), (110, 25925742), (132, 21604785), (165, 17283828), (180, 15843509), (198, 14403190), (220, 12962871), (330, 8641914), (396, 7201595), (495, 5761276), (660, 4320957), (661, 4314420), (990, 2880638), (1322, 2157210), (1980, 1440319), (1983, 1438140), (2179, 1308780), (2644, 1078605), (3305, 862884), (3966, 719070), (4358, 654390), (5949, 479380), (6537, 436260), (6610, 431442), (7271, 392220), (7932, 359535), (8716, 327195), (9915, 287628), (10895, 261756), (11898, 239690), (13074, 218130), (13220, 215721), (14542, 196110), (19611, 145420), (19830, 143814), (21790, 130878), (21813, 130740), (23796, 119845), (23969, 118980), (26148, 109065), (29084, 98055), (29745, 95876), (32685, 87252), (36355, 78444), (39222, 72710), (39660, 71907), (43580, 65439), (43626, 65370), (47938, 59490)]