1851910920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109451}}^1$

素因数の和:109515

約数の個数: 96

約数和(自身を含む): 6146824320

約数和(自身を除く): 4294913400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 470, 564, 705, 846, 940, 1128, 1410, 1692, 1880, 2115, 2820, 3384, 4230, 5640, 8460, 16920, 109451, 218902, 328353, 437804, 547255, 656706, 875608, 985059, 1094510, 1313412, 1641765, 1970118, 2189020, 2626824, 3283530, 3940236, 4378040, 4925295, 5144197, 6567060, 7880472, 9850590, 10288394, 13134120, 15432591, 19701180, 20576788, 25720985, 30865182, 39402360, 41153576, 46297773, 51441970, 61730364, 77162955, 92595546, 102883940, 123460728, 154325910, 185191092, 205767880, 231488865, 308651820, 370382184, 462977730, 617303640, 925955460, 1851910920]

約数ペア:

[(1, 1851910920), (2, 925955460), (3, 617303640), (4, 462977730), (5, 370382184), (6, 308651820), (8, 231488865), (9, 205767880), (10, 185191092), (12, 154325910), (15, 123460728), (18, 102883940), (20, 92595546), (24, 77162955), (30, 61730364), (36, 51441970), (40, 46297773), (45, 41153576), (47, 39402360), (60, 30865182), (72, 25720985), (90, 20576788), (94, 19701180), (120, 15432591), (141, 13134120), (180, 10288394), (188, 9850590), (235, 7880472), (282, 6567060), (360, 5144197), (376, 4925295), (423, 4378040), (470, 3940236), (564, 3283530), (705, 2626824), (846, 2189020), (940, 1970118), (1128, 1641765), (1410, 1313412), (1692, 1094510), (1880, 985059), (2115, 875608), (2820, 656706), (3384, 547255), (4230, 437804), (5640, 328353), (8460, 218902), (16920, 109451)]