72464640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{167}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 234880128

約数和(自身を除く): 162415488

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, 167, 192, 226, 240, 256, 320, 334, 339, 384, 452, 480, 501, 565, 640, 668, 678, 768, 835, 904, 960, 1002, 1130, 1280, 1336, 1356, 1670, 1695, 1808, 1920, 2004, 2260, 2505, 2672, 2712, 3340, 3390, 3616, 3840, 4008, 4520, 5010, 5344, 5424, 6680, 6780, 7232, 8016, 9040, 10020, 10688, 10848, 13360, 13560, 14464, 16032, 18080, 18871, 20040, 21376, 21696, 26720, 27120, 28928, 32064, 36160, 37742, 40080, 42752, 43392, 53440, 54240, 56613, 64128, 72320, 75484, 80160, 86784, 94355, 106880, 108480, 113226, 128256, 144640, 150968, 160320, 188710, 213760, 216960, 226452, 283065, 301936, 320640, 377420, 433920, 452904, 566130, 603872, 641280, 754840, 905808, 1132260, 1207744, 1509680, 1811616, 2264520, 2415488, 3019360, 3623232, 4529040, 4830976, 6038720, 7246464, 9058080, 12077440, 14492928, 18116160, 24154880, 36232320, 72464640]

約数ペア:

[(1, 72464640), (2, 36232320), (3, 24154880), (4, 18116160), (5, 14492928), (6, 12077440), (8, 9058080), (10, 7246464), (12, 6038720), (15, 4830976), (16, 4529040), (20, 3623232), (24, 3019360), (30, 2415488), (32, 2264520), (40, 1811616), (48, 1509680), (60, 1207744), (64, 1132260), (80, 905808), (96, 754840), (113, 641280), (120, 603872), (128, 566130), (160, 452904), (167, 433920), (192, 377420), (226, 320640), (240, 301936), (256, 283065), (320, 226452), (334, 216960), (339, 213760), (384, 188710), (452, 160320), (480, 150968), (501, 144640), (565, 128256), (640, 113226), (668, 108480), (678, 106880), (768, 94355), (835, 86784), (904, 80160), (960, 75484), (1002, 72320), (1130, 64128), (1280, 56613), (1336, 54240), (1356, 53440), (1670, 43392), (1695, 42752), (1808, 40080), (1920, 37742), (2004, 36160), (2260, 32064), (2505, 28928), (2672, 27120), (2712, 26720), (3340, 21696), (3390, 21376), (3616, 20040), (3840, 18871), (4008, 18080), (4520, 16032), (5010, 14464), (5344, 13560), (5424, 13360), (6680, 10848), (6780, 10688), (7232, 10020), (8016, 9040)]