165213840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{62581}}^1$

素因数の和:62608

約数の個数: 80

約数和(自身を含む): 558732096

約数和(自身を除く): 393518256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 62581, 125162, 187743, 250324, 312905, 375486, 500648, 625810, 688391, 750972, 938715, 1001296, 1251620, 1376782, 1501944, 1877430, 2065173, 2503240, 2753564, 3003888, 3441955, 3754860, 4130346, 5006480, 5507128, 6883910, 7509720, 8260692, 10325865, 11014256, 13767820, 15019440, 16521384, 20651730, 27535640, 33042768, 41303460, 55071280, 82606920, 165213840]

約数ペア:

[(1, 165213840), (2, 82606920), (3, 55071280), (4, 41303460), (5, 33042768), (6, 27535640), (8, 20651730), (10, 16521384), (11, 15019440), (12, 13767820), (15, 11014256), (16, 10325865), (20, 8260692), (22, 7509720), (24, 6883910), (30, 5507128), (33, 5006480), (40, 4130346), (44, 3754860), (48, 3441955), (55, 3003888), (60, 2753564), (66, 2503240), (80, 2065173), (88, 1877430), (110, 1501944), (120, 1376782), (132, 1251620), (165, 1001296), (176, 938715), (220, 750972), (240, 688391), (264, 625810), (330, 500648), (440, 375486), (528, 312905), (660, 250324), (880, 187743), (1320, 125162), (2640, 62581)]