81839518020

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1295339}}^1$

素因数の和:1295376

約数の個数: 144

約数和(自身を含む): 277244210880

約数和(自身を除く): 195404692860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 243, 260, 270, 324, 351, 390, 405, 468, 486, 540, 585, 702, 780, 810, 972, 1053, 1170, 1215, 1404, 1620, 1755, 2106, 2340, 2430, 3159, 3510, 4212, 4860, 5265, 6318, 7020, 10530, 12636, 15795, 21060, 31590, 63180, 1295339, 2590678, 3886017, 5181356, 6476695, 7772034, 11658051, 12953390, 15544068, 16839407, 19430085, 23316102, 25906780, 33678814, 34974153, 38860170, 46632204, 50518221, 58290255, 67357628, 69948306, 77720340, 84197035, 101036442, 104922459, 116580510, 139896612, 151554663, 168394070, 174870765, 202072884, 209844918, 233161020, 252591105, 303109326, 314767377, 336788140, 349741530, 419689836, 454663989, 505182210, 524612295, 606218652, 629534754, 699483060, 757773315, 909327978, 1010364420, 1049224590, 1259069508, 1363991967, 1515546630, 1573836885, 1818655956, 2098449180, 2273319945, 2727983934, 3031093260, 3147673770, 4091975901, 4546639890, 5455967868, 6295347540, 6819959835, 8183951802, 9093279780, 13639919670, 16367903604, 20459879505, 27279839340, 40919759010, 81839518020]

約数ペア:

[(1, 81839518020), (2, 40919759010), (3, 27279839340), (4, 20459879505), (5, 16367903604), (6, 13639919670), (9, 9093279780), (10, 8183951802), (12, 6819959835), (13, 6295347540), (15, 5455967868), (18, 4546639890), (20, 4091975901), (26, 3147673770), (27, 3031093260), (30, 2727983934), (36, 2273319945), (39, 2098449180), (45, 1818655956), (52, 1573836885), (54, 1515546630), (60, 1363991967), (65, 1259069508), (78, 1049224590), (81, 1010364420), (90, 909327978), (108, 757773315), (117, 699483060), (130, 629534754), (135, 606218652), (156, 524612295), (162, 505182210), (180, 454663989), (195, 419689836), (234, 349741530), (243, 336788140), (260, 314767377), (270, 303109326), (324, 252591105), (351, 233161020), (390, 209844918), (405, 202072884), (468, 174870765), (486, 168394070), (540, 151554663), (585, 139896612), (702, 116580510), (780, 104922459), (810, 101036442), (972, 84197035), (1053, 77720340), (1170, 69948306), (1215, 67357628), (1404, 58290255), (1620, 50518221), (1755, 46632204), (2106, 38860170), (2340, 34974153), (2430, 33678814), (3159, 25906780), (3510, 23316102), (4212, 19430085), (4860, 16839407), (5265, 15544068), (6318, 12953390), (7020, 11658051), (10530, 7772034), (12636, 6476695), (15795, 5181356), (21060, 3886017), (31590, 2590678), (63180, 1295339)]