84179920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{331}}^1$

素因数の和:389

約数の個数: 120

約数和(自身を含む): 227494368

約数和(自身を除く): 143314448

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 289, 331, 340, 374, 440, 578, 662, 680, 748, 880, 935, 1156, 1324, 1360, 1445, 1496, 1655, 1870, 2312, 2648, 2890, 2992, 3179, 3310, 3641, 3740, 4624, 5296, 5627, 5780, 6358, 6620, 7282, 7480, 11254, 11560, 12716, 13240, 14564, 14960, 15895, 18205, 22508, 23120, 25432, 26480, 28135, 29128, 31790, 36410, 45016, 50864, 56270, 58256, 61897, 63580, 72820, 90032, 95659, 112540, 123794, 127160, 145640, 191318, 225080, 247588, 254320, 291280, 309485, 382636, 450160, 478295, 495176, 618970, 765272, 956590, 990352, 1052249, 1237940, 1530544, 1913180, 2104498, 2475880, 3826360, 4208996, 4951760, 5261245, 7652720, 8417992, 10522490, 16835984, 21044980, 42089960, 84179920]

約数ペア:

[(1, 84179920), (2, 42089960), (4, 21044980), (5, 16835984), (8, 10522490), (10, 8417992), (11, 7652720), (16, 5261245), (17, 4951760), (20, 4208996), (22, 3826360), (34, 2475880), (40, 2104498), (44, 1913180), (55, 1530544), (68, 1237940), (80, 1052249), (85, 990352), (88, 956590), (110, 765272), (136, 618970), (170, 495176), (176, 478295), (187, 450160), (220, 382636), (272, 309485), (289, 291280), (331, 254320), (340, 247588), (374, 225080), (440, 191318), (578, 145640), (662, 127160), (680, 123794), (748, 112540), (880, 95659), (935, 90032), (1156, 72820), (1324, 63580), (1360, 61897), (1445, 58256), (1496, 56270), (1655, 50864), (1870, 45016), (2312, 36410), (2648, 31790), (2890, 29128), (2992, 28135), (3179, 26480), (3310, 25432), (3641, 23120), (3740, 22508), (4624, 18205), (5296, 15895), (5627, 14960), (5780, 14564), (6358, 13240), (6620, 12716), (7282, 11560), (7480, 11254)]