81983220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4007}}^1$

素因数の和:4061

約数の個数: 96

約数和(自身を含む): 258564096

約数和(自身を除く): 176580876

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 93, 110, 124, 132, 155, 165, 186, 220, 310, 330, 341, 372, 465, 620, 660, 682, 930, 1023, 1364, 1705, 1860, 2046, 3410, 4007, 4092, 5115, 6820, 8014, 10230, 12021, 16028, 20035, 20460, 24042, 40070, 44077, 48084, 60105, 80140, 88154, 120210, 124217, 132231, 176308, 220385, 240420, 248434, 264462, 372651, 440770, 496868, 528924, 621085, 661155, 745302, 881540, 1242170, 1322310, 1366387, 1490604, 1863255, 2484340, 2644620, 2732774, 3726510, 4099161, 5465548, 6831935, 7453020, 8198322, 13663870, 16396644, 20495805, 27327740, 40991610, 81983220]

約数ペア:

[(1, 81983220), (2, 40991610), (3, 27327740), (4, 20495805), (5, 16396644), (6, 13663870), (10, 8198322), (11, 7453020), (12, 6831935), (15, 5465548), (20, 4099161), (22, 3726510), (30, 2732774), (31, 2644620), (33, 2484340), (44, 1863255), (55, 1490604), (60, 1366387), (62, 1322310), (66, 1242170), (93, 881540), (110, 745302), (124, 661155), (132, 621085), (155, 528924), (165, 496868), (186, 440770), (220, 372651), (310, 264462), (330, 248434), (341, 240420), (372, 220385), (465, 176308), (620, 132231), (660, 124217), (682, 120210), (930, 88154), (1023, 80140), (1364, 60105), (1705, 48084), (1860, 44077), (2046, 40070), (3410, 24042), (4007, 20460), (4092, 20035), (5115, 16028), (6820, 12021), (8014, 10230)]