27782820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:442

約数の個数: 144

約数和(自身を含む): 93929472

約数和(自身を除く): 66146652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 383, 390, 403, 465, 468, 558, 585, 620, 766, 780, 806, 930, 1116, 1149, 1170, 1209, 1395, 1532, 1612, 1860, 1915, 2015, 2298, 2340, 2418, 2790, 3447, 3627, 3830, 4030, 4596, 4836, 4979, 5580, 5745, 6045, 6894, 7254, 7660, 8060, 9958, 11490, 11873, 12090, 13788, 14508, 14937, 17235, 18135, 19916, 22980, 23746, 24180, 24895, 29874, 34470, 35619, 36270, 44811, 47492, 49790, 59365, 59748, 68940, 71238, 72540, 74685, 89622, 99580, 106857, 118730, 142476, 149370, 154349, 178095, 179244, 213714, 224055, 237460, 298740, 308698, 356190, 427428, 448110, 463047, 534285, 617396, 712380, 771745, 896220, 926094, 1068570, 1389141, 1543490, 1852188, 2137140, 2315235, 2778282, 3086980, 4630470, 5556564, 6945705, 9260940, 13891410, 27782820]

約数ペア:

[(1, 27782820), (2, 13891410), (3, 9260940), (4, 6945705), (5, 5556564), (6, 4630470), (9, 3086980), (10, 2778282), (12, 2315235), (13, 2137140), (15, 1852188), (18, 1543490), (20, 1389141), (26, 1068570), (30, 926094), (31, 896220), (36, 771745), (39, 712380), (45, 617396), (52, 534285), (60, 463047), (62, 448110), (65, 427428), (78, 356190), (90, 308698), (93, 298740), (117, 237460), (124, 224055), (130, 213714), (155, 179244), (156, 178095), (180, 154349), (186, 149370), (195, 142476), (234, 118730), (260, 106857), (279, 99580), (310, 89622), (372, 74685), (383, 72540), (390, 71238), (403, 68940), (465, 59748), (468, 59365), (558, 49790), (585, 47492), (620, 44811), (766, 36270), (780, 35619), (806, 34470), (930, 29874), (1116, 24895), (1149, 24180), (1170, 23746), (1209, 22980), (1395, 19916), (1532, 18135), (1612, 17235), (1860, 14937), (1915, 14508), (2015, 13788), (2298, 12090), (2340, 11873), (2418, 11490), (2790, 9958), (3447, 8060), (3627, 7660), (3830, 7254), (4030, 6894), (4596, 6045), (4836, 5745), (4979, 5580)]