71880444

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1$

素因数の和:2291

約数の個数: 72

約数和(自身を含む): 194113920

約数和(自身を除く): 122233476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 31, 36, 58, 62, 87, 93, 116, 124, 174, 186, 261, 279, 348, 372, 522, 558, 899, 1044, 1116, 1798, 2221, 2697, 3596, 4442, 5394, 6663, 8091, 8884, 10788, 13326, 16182, 19989, 26652, 32364, 39978, 64409, 68851, 79956, 128818, 137702, 193227, 206553, 257636, 275404, 386454, 413106, 579681, 619659, 772908, 826212, 1159362, 1239318, 1996679, 2318724, 2478636, 3993358, 5990037, 7986716, 11980074, 17970111, 23960148, 35940222, 71880444]

約数ペア:

[(1, 71880444), (2, 35940222), (3, 23960148), (4, 17970111), (6, 11980074), (9, 7986716), (12, 5990037), (18, 3993358), (29, 2478636), (31, 2318724), (36, 1996679), (58, 1239318), (62, 1159362), (87, 826212), (93, 772908), (116, 619659), (124, 579681), (174, 413106), (186, 386454), (261, 275404), (279, 257636), (348, 206553), (372, 193227), (522, 137702), (558, 128818), (899, 79956), (1044, 68851), (1116, 64409), (1798, 39978), (2221, 32364), (2697, 26652), (3596, 19989), (4442, 16182), (5394, 13326), (6663, 10788), (8091, 8884)]