19872480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2179}}^1$

素因数の和:2216

約数の個数: 96

約数和(自身を含む): 65923200

約数和(自身を除く): 46050720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 2179, 2280, 3040, 4358, 4560, 6537, 8716, 9120, 10895, 13074, 17432, 21790, 26148, 32685, 34864, 41401, 43580, 52296, 65370, 69728, 82802, 87160, 104592, 124203, 130740, 165604, 174320, 207005, 209184, 248406, 261480, 331208, 348640, 414010, 496812, 522960, 621015, 662416, 828020, 993624, 1045920, 1242030, 1324832, 1656040, 1987248, 2484060, 3312080, 3974496, 4968120, 6624160, 9936240, 19872480]

約数ペア:

[(1, 19872480), (2, 9936240), (3, 6624160), (4, 4968120), (5, 3974496), (6, 3312080), (8, 2484060), (10, 1987248), (12, 1656040), (15, 1324832), (16, 1242030), (19, 1045920), (20, 993624), (24, 828020), (30, 662416), (32, 621015), (38, 522960), (40, 496812), (48, 414010), (57, 348640), (60, 331208), (76, 261480), (80, 248406), (95, 209184), (96, 207005), (114, 174320), (120, 165604), (152, 130740), (160, 124203), (190, 104592), (228, 87160), (240, 82802), (285, 69728), (304, 65370), (380, 52296), (456, 43580), (480, 41401), (570, 34864), (608, 32685), (760, 26148), (912, 21790), (1140, 17432), (1520, 13074), (1824, 10895), (2179, 9120), (2280, 8716), (3040, 6537), (4358, 4560)]