123142240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{811}}^1$

素因数の和:912

約数の個数: 96

約数和(自身を含む): 317985696

約数和(自身を除く): 194843456

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 73, 80, 104, 130, 146, 160, 208, 260, 292, 365, 416, 520, 584, 730, 811, 949, 1040, 1168, 1460, 1622, 1898, 2080, 2336, 2920, 3244, 3796, 4055, 4745, 5840, 6488, 7592, 8110, 9490, 10543, 11680, 12976, 15184, 16220, 18980, 21086, 25952, 30368, 32440, 37960, 42172, 52715, 59203, 64880, 75920, 84344, 105430, 118406, 129760, 151840, 168688, 210860, 236812, 296015, 337376, 421720, 473624, 592030, 769639, 843440, 947248, 1184060, 1539278, 1686880, 1894496, 2368120, 3078556, 3848195, 4736240, 6157112, 7696390, 9472480, 12314224, 15392780, 24628448, 30785560, 61571120, 123142240]

約数ペア:

[(1, 123142240), (2, 61571120), (4, 30785560), (5, 24628448), (8, 15392780), (10, 12314224), (13, 9472480), (16, 7696390), (20, 6157112), (26, 4736240), (32, 3848195), (40, 3078556), (52, 2368120), (65, 1894496), (73, 1686880), (80, 1539278), (104, 1184060), (130, 947248), (146, 843440), (160, 769639), (208, 592030), (260, 473624), (292, 421720), (365, 337376), (416, 296015), (520, 236812), (584, 210860), (730, 168688), (811, 151840), (949, 129760), (1040, 118406), (1168, 105430), (1460, 84344), (1622, 75920), (1898, 64880), (2080, 59203), (2336, 52715), (2920, 42172), (3244, 37960), (3796, 32440), (4055, 30368), (4745, 25952), (5840, 21086), (6488, 18980), (7592, 16220), (8110, 15184), (9490, 12976), (10543, 11680)]