82878720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 268434432

約数和(自身を除く): 185555712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 113, 120, 128, 160, 191, 192, 226, 240, 256, 320, 339, 382, 384, 452, 480, 565, 573, 640, 678, 764, 768, 904, 955, 960, 1130, 1146, 1280, 1356, 1528, 1695, 1808, 1910, 1920, 2260, 2292, 2712, 2865, 3056, 3390, 3616, 3820, 3840, 4520, 4584, 5424, 5730, 6112, 6780, 7232, 7640, 9040, 9168, 10848, 11460, 12224, 13560, 14464, 15280, 18080, 18336, 21583, 21696, 22920, 24448, 27120, 28928, 30560, 36160, 36672, 43166, 43392, 45840, 48896, 54240, 61120, 64749, 72320, 73344, 86332, 86784, 91680, 107915, 108480, 122240, 129498, 144640, 146688, 172664, 183360, 215830, 216960, 244480, 258996, 323745, 345328, 366720, 431660, 433920, 517992, 647490, 690656, 733440, 863320, 1035984, 1294980, 1381312, 1726640, 2071968, 2589960, 2762624, 3453280, 4143936, 5179920, 5525248, 6906560, 8287872, 10359840, 13813120, 16575744, 20719680, 27626240, 41439360, 82878720]

約数ペア:

[(1, 82878720), (2, 41439360), (3, 27626240), (4, 20719680), (5, 16575744), (6, 13813120), (8, 10359840), (10, 8287872), (12, 6906560), (15, 5525248), (16, 5179920), (20, 4143936), (24, 3453280), (30, 2762624), (32, 2589960), (40, 2071968), (48, 1726640), (60, 1381312), (64, 1294980), (80, 1035984), (96, 863320), (113, 733440), (120, 690656), (128, 647490), (160, 517992), (191, 433920), (192, 431660), (226, 366720), (240, 345328), (256, 323745), (320, 258996), (339, 244480), (382, 216960), (384, 215830), (452, 183360), (480, 172664), (565, 146688), (573, 144640), (640, 129498), (678, 122240), (764, 108480), (768, 107915), (904, 91680), (955, 86784), (960, 86332), (1130, 73344), (1146, 72320), (1280, 64749), (1356, 61120), (1528, 54240), (1695, 48896), (1808, 45840), (1910, 43392), (1920, 43166), (2260, 36672), (2292, 36160), (2712, 30560), (2865, 28928), (3056, 27120), (3390, 24448), (3616, 22920), (3820, 21696), (3840, 21583), (4520, 18336), (4584, 18080), (5424, 15280), (5730, 14464), (6112, 13560), (6780, 12224), (7232, 11460), (7640, 10848), (9040, 9168)]