19875101880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{31327}}^1$

素因数の和:31669

約数の個数: 128

約数和(自身を含む): 63337697280

約数和(自身を除く): 43462595400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 311, 340, 408, 510, 622, 680, 933, 1020, 1244, 1555, 1866, 2040, 2488, 3110, 3732, 4665, 5287, 6220, 7464, 9330, 10574, 12440, 15861, 18660, 21148, 26435, 31327, 31722, 37320, 42296, 52870, 62654, 63444, 79305, 93981, 105740, 125308, 126888, 156635, 158610, 187962, 211480, 250616, 313270, 317220, 375924, 469905, 532559, 626540, 634440, 751848, 939810, 1065118, 1253080, 1597677, 1879620, 2130236, 2662795, 3195354, 3759240, 4260472, 5325590, 6390708, 7988385, 9742697, 10651180, 12781416, 15976770, 19485394, 21302360, 29228091, 31953540, 38970788, 48713485, 58456182, 63907080, 77941576, 97426970, 116912364, 146140455, 165625849, 194853940, 233824728, 292280910, 331251698, 389707880, 496877547, 584561820, 662503396, 828129245, 993755094, 1169123640, 1325006792, 1656258490, 1987510188, 2484387735, 3312516980, 3975020376, 4968775470, 6625033960, 9937550940, 19875101880]

約数ペア:

[(1, 19875101880), (2, 9937550940), (3, 6625033960), (4, 4968775470), (5, 3975020376), (6, 3312516980), (8, 2484387735), (10, 1987510188), (12, 1656258490), (15, 1325006792), (17, 1169123640), (20, 993755094), (24, 828129245), (30, 662503396), (34, 584561820), (40, 496877547), (51, 389707880), (60, 331251698), (68, 292280910), (85, 233824728), (102, 194853940), (120, 165625849), (136, 146140455), (170, 116912364), (204, 97426970), (255, 77941576), (311, 63907080), (340, 58456182), (408, 48713485), (510, 38970788), (622, 31953540), (680, 29228091), (933, 21302360), (1020, 19485394), (1244, 15976770), (1555, 12781416), (1866, 10651180), (2040, 9742697), (2488, 7988385), (3110, 6390708), (3732, 5325590), (4665, 4260472), (5287, 3759240), (6220, 3195354), (7464, 2662795), (9330, 2130236), (10574, 1879620), (12440, 1597677), (15861, 1253080), (18660, 1065118), (21148, 939810), (26435, 751848), (31327, 634440), (31722, 626540), (37320, 532559), (42296, 469905), (52870, 375924), (62654, 317220), (63444, 313270), (79305, 250616), (93981, 211480), (105740, 187962), (125308, 158610), (126888, 156635)]