78397760

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1129}}^1$

素因数の和:1184

約数の個数: 112

約数和(自身を含む): 220431360

約数和(自身を除く): 142033600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1129, 1240, 1736, 1984, 2170, 2240, 2258, 2480, 3472, 4340, 4516, 4960, 5645, 6944, 7903, 8680, 9032, 9920, 11290, 13888, 15806, 17360, 18064, 22580, 31612, 34720, 34999, 36128, 39515, 45160, 63224, 69440, 69998, 72256, 79030, 90320, 126448, 139996, 158060, 174995, 180640, 244993, 252896, 279992, 316120, 349990, 361280, 489986, 505792, 559984, 632240, 699980, 979972, 1119968, 1224965, 1264480, 1399960, 1959944, 2239936, 2449930, 2528960, 2799920, 3919888, 4899860, 5599840, 7839776, 9799720, 11199680, 15679552, 19599440, 39198880, 78397760]

約数ペア:

[(1, 78397760), (2, 39198880), (4, 19599440), (5, 15679552), (7, 11199680), (8, 9799720), (10, 7839776), (14, 5599840), (16, 4899860), (20, 3919888), (28, 2799920), (31, 2528960), (32, 2449930), (35, 2239936), (40, 1959944), (56, 1399960), (62, 1264480), (64, 1224965), (70, 1119968), (80, 979972), (112, 699980), (124, 632240), (140, 559984), (155, 505792), (160, 489986), (217, 361280), (224, 349990), (248, 316120), (280, 279992), (310, 252896), (320, 244993), (434, 180640), (448, 174995), (496, 158060), (560, 139996), (620, 126448), (868, 90320), (992, 79030), (1085, 72256), (1120, 69998), (1129, 69440), (1240, 63224), (1736, 45160), (1984, 39515), (2170, 36128), (2240, 34999), (2258, 34720), (2480, 31612), (3472, 22580), (4340, 18064), (4516, 17360), (4960, 15806), (5645, 13888), (6944, 11290), (7903, 9920), (8680, 9032)]