79128120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:373

約数の個数: 128

約数和(自身を含む): 248832000

約数和(自身を除く): 169703880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 89, 93, 120, 124, 155, 178, 186, 239, 248, 267, 310, 356, 372, 445, 465, 478, 534, 620, 712, 717, 744, 890, 930, 956, 1068, 1195, 1240, 1335, 1434, 1780, 1860, 1912, 2136, 2390, 2670, 2759, 2868, 3560, 3585, 3720, 4780, 5340, 5518, 5736, 7170, 7409, 8277, 9560, 10680, 11036, 13795, 14340, 14818, 16554, 21271, 22072, 22227, 27590, 28680, 29636, 33108, 37045, 41385, 42542, 44454, 55180, 59272, 63813, 66216, 74090, 82770, 85084, 88908, 106355, 110360, 111135, 127626, 148180, 165540, 170168, 177816, 212710, 222270, 255252, 296360, 319065, 331080, 425420, 444540, 510504, 638130, 659401, 850840, 889080, 1276260, 1318802, 1978203, 2552520, 2637604, 3297005, 3956406, 5275208, 6594010, 7912812, 9891015, 13188020, 15825624, 19782030, 26376040, 39564060, 79128120]

約数ペア:

[(1, 79128120), (2, 39564060), (3, 26376040), (4, 19782030), (5, 15825624), (6, 13188020), (8, 9891015), (10, 7912812), (12, 6594010), (15, 5275208), (20, 3956406), (24, 3297005), (30, 2637604), (31, 2552520), (40, 1978203), (60, 1318802), (62, 1276260), (89, 889080), (93, 850840), (120, 659401), (124, 638130), (155, 510504), (178, 444540), (186, 425420), (239, 331080), (248, 319065), (267, 296360), (310, 255252), (356, 222270), (372, 212710), (445, 177816), (465, 170168), (478, 165540), (534, 148180), (620, 127626), (712, 111135), (717, 110360), (744, 106355), (890, 88908), (930, 85084), (956, 82770), (1068, 74090), (1195, 66216), (1240, 63813), (1335, 59272), (1434, 55180), (1780, 44454), (1860, 42542), (1912, 41385), (2136, 37045), (2390, 33108), (2670, 29636), (2759, 28680), (2868, 27590), (3560, 22227), (3585, 22072), (3720, 21271), (4780, 16554), (5340, 14818), (5518, 14340), (5736, 13795), (7170, 11036), (7409, 10680), (8277, 9560)]