8905203480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{169817}}^1$

素因数の和:169873

約数の個数: 128

約数和(自身を含む): 29344550400

約数和(自身を除く): 20439346920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 276, 285, 345, 380, 437, 456, 460, 552, 570, 690, 760, 874, 920, 1140, 1311, 1380, 1748, 2185, 2280, 2622, 2760, 3496, 4370, 5244, 6555, 8740, 10488, 13110, 17480, 26220, 52440, 169817, 339634, 509451, 679268, 849085, 1018902, 1358536, 1698170, 2037804, 2547255, 3226523, 3396340, 3905791, 4075608, 5094510, 6453046, 6792680, 7811582, 9679569, 10189020, 11717373, 12906092, 15623164, 16132615, 19359138, 19528955, 20378040, 23434746, 25812184, 31246328, 32265230, 38718276, 39057910, 46869492, 48397845, 58586865, 64530460, 74210029, 77436552, 78115820, 93738984, 96795690, 117173730, 129060920, 148420058, 156231640, 193591380, 222630087, 234347460, 296840116, 371050145, 387182760, 445260174, 468694920, 593680232, 742100290, 890520348, 1113150435, 1484200580, 1781040696, 2226300870, 2968401160, 4452601740, 8905203480]

約数ペア:

[(1, 8905203480), (2, 4452601740), (3, 2968401160), (4, 2226300870), (5, 1781040696), (6, 1484200580), (8, 1113150435), (10, 890520348), (12, 742100290), (15, 593680232), (19, 468694920), (20, 445260174), (23, 387182760), (24, 371050145), (30, 296840116), (38, 234347460), (40, 222630087), (46, 193591380), (57, 156231640), (60, 148420058), (69, 129060920), (76, 117173730), (92, 96795690), (95, 93738984), (114, 78115820), (115, 77436552), (120, 74210029), (138, 64530460), (152, 58586865), (184, 48397845), (190, 46869492), (228, 39057910), (230, 38718276), (276, 32265230), (285, 31246328), (345, 25812184), (380, 23434746), (437, 20378040), (456, 19528955), (460, 19359138), (552, 16132615), (570, 15623164), (690, 12906092), (760, 11717373), (874, 10189020), (920, 9679569), (1140, 7811582), (1311, 6792680), (1380, 6453046), (1748, 5094510), (2185, 4075608), (2280, 3905791), (2622, 3396340), (2760, 3226523), (3496, 2547255), (4370, 2037804), (5244, 1698170), (6555, 1358536), (8740, 1018902), (10488, 849085), (13110, 679268), (17480, 509451), (26220, 339634), (52440, 169817)]