72245760

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:458

約数の個数: 160

約数和(自身を含む): 241591680

約数和(自身を除く): 169345920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 409, 460, 480, 512, 552, 640, 690, 736, 768, 818, 920, 960, 1104, 1227, 1280, 1380, 1472, 1536, 1636, 1840, 1920, 2045, 2208, 2454, 2560, 2760, 2944, 3272, 3680, 3840, 4090, 4416, 4908, 5520, 5888, 6135, 6544, 7360, 7680, 8180, 8832, 9407, 9816, 11040, 11776, 12270, 13088, 14720, 16360, 17664, 18814, 19632, 22080, 24540, 26176, 28221, 29440, 32720, 35328, 37628, 39264, 44160, 47035, 49080, 52352, 56442, 58880, 65440, 75256, 78528, 88320, 94070, 98160, 104704, 112884, 130880, 141105, 150512, 157056, 176640, 188140, 196320, 209408, 225768, 261760, 282210, 301024, 314112, 376280, 392640, 451536, 523520, 564420, 602048, 628224, 752560, 785280, 903072, 1047040, 1128840, 1204096, 1505120, 1570560, 1806144, 2257680, 2408192, 3010240, 3141120, 3612288, 4515360, 4816384, 6020480, 7224576, 9030720, 12040960, 14449152, 18061440, 24081920, 36122880, 72245760]

約数ペア:

[(1, 72245760), (2, 36122880), (3, 24081920), (4, 18061440), (5, 14449152), (6, 12040960), (8, 9030720), (10, 7224576), (12, 6020480), (15, 4816384), (16, 4515360), (20, 3612288), (23, 3141120), (24, 3010240), (30, 2408192), (32, 2257680), (40, 1806144), (46, 1570560), (48, 1505120), (60, 1204096), (64, 1128840), (69, 1047040), (80, 903072), (92, 785280), (96, 752560), (115, 628224), (120, 602048), (128, 564420), (138, 523520), (160, 451536), (184, 392640), (192, 376280), (230, 314112), (240, 301024), (256, 282210), (276, 261760), (320, 225768), (345, 209408), (368, 196320), (384, 188140), (409, 176640), (460, 157056), (480, 150512), (512, 141105), (552, 130880), (640, 112884), (690, 104704), (736, 98160), (768, 94070), (818, 88320), (920, 78528), (960, 75256), (1104, 65440), (1227, 58880), (1280, 56442), (1380, 52352), (1472, 49080), (1536, 47035), (1636, 44160), (1840, 39264), (1920, 37628), (2045, 35328), (2208, 32720), (2454, 29440), (2560, 28221), (2760, 26176), (2944, 24540), (3272, 22080), (3680, 19632), (3840, 18814), (4090, 17664), (4416, 16360), (4908, 14720), (5520, 13088), (5888, 12270), (6135, 11776), (6544, 11040), (7360, 9816), (7680, 9407), (8180, 8832)]