81796230

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{821}}^1$

素因数の和:884

約数の個数: 96

約数和(自身を含む): 226201248

約数和(自身を除く): 144405018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 81, 82, 90, 123, 135, 162, 205, 243, 246, 270, 369, 405, 410, 486, 615, 738, 810, 821, 1107, 1215, 1230, 1642, 1845, 2214, 2430, 2463, 3321, 3690, 4105, 4926, 5535, 6642, 7389, 8210, 9963, 11070, 12315, 14778, 16605, 19926, 22167, 24630, 33210, 33661, 36945, 44334, 49815, 66501, 67322, 73890, 99630, 100983, 110835, 133002, 168305, 199503, 201966, 221670, 302949, 332505, 336610, 399006, 504915, 605898, 665010, 908847, 997515, 1009830, 1514745, 1817694, 1995030, 2726541, 3029490, 4544235, 5453082, 8179623, 9088470, 13632705, 16359246, 27265410, 40898115, 81796230]

約数ペア:

[(1, 81796230), (2, 40898115), (3, 27265410), (5, 16359246), (6, 13632705), (9, 9088470), (10, 8179623), (15, 5453082), (18, 4544235), (27, 3029490), (30, 2726541), (41, 1995030), (45, 1817694), (54, 1514745), (81, 1009830), (82, 997515), (90, 908847), (123, 665010), (135, 605898), (162, 504915), (205, 399006), (243, 336610), (246, 332505), (270, 302949), (369, 221670), (405, 201966), (410, 199503), (486, 168305), (615, 133002), (738, 110835), (810, 100983), (821, 99630), (1107, 73890), (1215, 67322), (1230, 66501), (1642, 49815), (1845, 44334), (2214, 36945), (2430, 33661), (2463, 33210), (3321, 24630), (3690, 22167), (4105, 19926), (4926, 16605), (5535, 14778), (6642, 12315), (7389, 11070), (8210, 9963)]