72548640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{607}}^1$

素因数の和:711

約数の個数: 144

約数和(自身を含む): 250967808

約数和(自身を除く): 178419168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 83, 90, 96, 120, 144, 160, 166, 180, 240, 249, 288, 332, 360, 415, 480, 498, 607, 664, 720, 747, 830, 996, 1214, 1245, 1328, 1440, 1494, 1660, 1821, 1992, 2428, 2490, 2656, 2988, 3035, 3320, 3642, 3735, 3984, 4856, 4980, 5463, 5976, 6070, 6640, 7284, 7470, 7968, 9105, 9712, 9960, 10926, 11952, 12140, 13280, 14568, 14940, 18210, 19424, 19920, 21852, 23904, 24280, 27315, 29136, 29880, 36420, 39840, 43704, 48560, 50381, 54630, 58272, 59760, 72840, 87408, 97120, 100762, 109260, 119520, 145680, 151143, 174816, 201524, 218520, 251905, 291360, 302286, 403048, 437040, 453429, 503810, 604572, 755715, 806096, 874080, 906858, 1007620, 1209144, 1511430, 1612192, 1813716, 2015240, 2267145, 2418288, 3022860, 3627432, 4030480, 4534290, 4836576, 6045720, 7254864, 8060960, 9068580, 12091440, 14509728, 18137160, 24182880, 36274320, 72548640]

約数ペア:

[(1, 72548640), (2, 36274320), (3, 24182880), (4, 18137160), (5, 14509728), (6, 12091440), (8, 9068580), (9, 8060960), (10, 7254864), (12, 6045720), (15, 4836576), (16, 4534290), (18, 4030480), (20, 3627432), (24, 3022860), (30, 2418288), (32, 2267145), (36, 2015240), (40, 1813716), (45, 1612192), (48, 1511430), (60, 1209144), (72, 1007620), (80, 906858), (83, 874080), (90, 806096), (96, 755715), (120, 604572), (144, 503810), (160, 453429), (166, 437040), (180, 403048), (240, 302286), (249, 291360), (288, 251905), (332, 218520), (360, 201524), (415, 174816), (480, 151143), (498, 145680), (607, 119520), (664, 109260), (720, 100762), (747, 97120), (830, 87408), (996, 72840), (1214, 59760), (1245, 58272), (1328, 54630), (1440, 50381), (1494, 48560), (1660, 43704), (1821, 39840), (1992, 36420), (2428, 29880), (2490, 29136), (2656, 27315), (2988, 24280), (3035, 23904), (3320, 21852), (3642, 19920), (3735, 19424), (3984, 18210), (4856, 14940), (4980, 14568), (5463, 13280), (5976, 12140), (6070, 11952), (6640, 10926), (7284, 9960), (7470, 9712), (7968, 9105)]