161382420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1373}}^1$

素因数の和:2041

約数の個数: 72

約数和(自身を含む): 490633416

約数和(自身を除く): 329250996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 653, 1306, 1373, 1959, 2612, 2746, 3265, 3918, 4119, 5492, 5877, 6530, 6865, 7836, 8238, 9795, 11754, 12357, 13060, 13730, 16476, 19590, 20595, 23508, 24714, 27460, 29385, 39180, 41190, 49428, 58770, 61785, 82380, 117540, 123570, 247140, 896569, 1793138, 2689707, 3586276, 4482845, 5379414, 8069121, 8965690, 10758828, 13448535, 16138242, 17931380, 26897070, 32276484, 40345605, 53794140, 80691210, 161382420]

約数ペア:

[(1, 161382420), (2, 80691210), (3, 53794140), (4, 40345605), (5, 32276484), (6, 26897070), (9, 17931380), (10, 16138242), (12, 13448535), (15, 10758828), (18, 8965690), (20, 8069121), (30, 5379414), (36, 4482845), (45, 3586276), (60, 2689707), (90, 1793138), (180, 896569), (653, 247140), (1306, 123570), (1373, 117540), (1959, 82380), (2612, 61785), (2746, 58770), (3265, 49428), (3918, 41190), (4119, 39180), (5492, 29385), (5877, 27460), (6530, 24714), (6865, 23508), (7836, 20595), (8238, 19590), (9795, 16476), (11754, 13730), (12357, 13060)]