219480170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:220

約数の個数: 128

約数和(自身を含む): 510935040

約数和(自身を除く): 291454870

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 43, 65, 70, 71, 79, 86, 91, 130, 142, 158, 182, 215, 301, 355, 395, 430, 455, 497, 553, 559, 602, 710, 790, 910, 923, 994, 1027, 1106, 1118, 1505, 1846, 2054, 2485, 2765, 2795, 3010, 3053, 3397, 3913, 4615, 4970, 5135, 5530, 5590, 5609, 6106, 6461, 6794, 7189, 7826, 9230, 10270, 11218, 12922, 14378, 15265, 16985, 19565, 21371, 23779, 28045, 30530, 32305, 33970, 35945, 39130, 39263, 39689, 42742, 44161, 47558, 56090, 64610, 71890, 72917, 78526, 79378, 88322, 106855, 118895, 145834, 196315, 198445, 213710, 220805, 237790, 241187, 277823, 309127, 364585, 392630, 396890, 441610, 482374, 510419, 555646, 618254, 729170, 1020838, 1205935, 1389115, 1545635, 1688309, 2411870, 2552095, 2778230, 3091270, 3135431, 3376618, 5104190, 6270862, 8441545, 15677155, 16883090, 21948017, 31354310, 43896034, 109740085, 219480170]

約数ペア:

[(1, 219480170), (2, 109740085), (5, 43896034), (7, 31354310), (10, 21948017), (13, 16883090), (14, 15677155), (26, 8441545), (35, 6270862), (43, 5104190), (65, 3376618), (70, 3135431), (71, 3091270), (79, 2778230), (86, 2552095), (91, 2411870), (130, 1688309), (142, 1545635), (158, 1389115), (182, 1205935), (215, 1020838), (301, 729170), (355, 618254), (395, 555646), (430, 510419), (455, 482374), (497, 441610), (553, 396890), (559, 392630), (602, 364585), (710, 309127), (790, 277823), (910, 241187), (923, 237790), (994, 220805), (1027, 213710), (1106, 198445), (1118, 196315), (1505, 145834), (1846, 118895), (2054, 106855), (2485, 88322), (2765, 79378), (2795, 78526), (3010, 72917), (3053, 71890), (3397, 64610), (3913, 56090), (4615, 47558), (4970, 44161), (5135, 42742), (5530, 39689), (5590, 39263), (5609, 39130), (6106, 35945), (6461, 33970), (6794, 32305), (7189, 30530), (7826, 28045), (9230, 23779), (10270, 21371), (11218, 19565), (12922, 16985), (14378, 15265)]