72831680

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:206

約数の個数: 112

約数和(自身を含む): 182392320

約数和(自身を除く): 109560640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 67, 79, 80, 86, 134, 158, 160, 172, 215, 268, 316, 320, 335, 344, 395, 430, 536, 632, 670, 688, 790, 860, 1072, 1264, 1340, 1376, 1580, 1720, 2144, 2528, 2680, 2752, 2881, 3160, 3397, 3440, 4288, 5056, 5293, 5360, 5762, 6320, 6794, 6880, 10586, 10720, 11524, 12640, 13588, 13760, 14405, 16985, 21172, 21440, 23048, 25280, 26465, 27176, 28810, 33970, 42344, 46096, 52930, 54352, 57620, 67940, 84688, 92192, 105860, 108704, 115240, 135880, 169376, 184384, 211720, 217408, 227599, 230480, 271760, 338752, 423440, 455198, 460960, 543520, 846880, 910396, 921920, 1087040, 1137995, 1693760, 1820792, 2275990, 3641584, 4551980, 7283168, 9103960, 14566336, 18207920, 36415840, 72831680]

約数ペア:

[(1, 72831680), (2, 36415840), (4, 18207920), (5, 14566336), (8, 9103960), (10, 7283168), (16, 4551980), (20, 3641584), (32, 2275990), (40, 1820792), (43, 1693760), (64, 1137995), (67, 1087040), (79, 921920), (80, 910396), (86, 846880), (134, 543520), (158, 460960), (160, 455198), (172, 423440), (215, 338752), (268, 271760), (316, 230480), (320, 227599), (335, 217408), (344, 211720), (395, 184384), (430, 169376), (536, 135880), (632, 115240), (670, 108704), (688, 105860), (790, 92192), (860, 84688), (1072, 67940), (1264, 57620), (1340, 54352), (1376, 52930), (1580, 46096), (1720, 42344), (2144, 33970), (2528, 28810), (2680, 27176), (2752, 26465), (2881, 25280), (3160, 23048), (3397, 21440), (3440, 21172), (4288, 16985), (5056, 14405), (5293, 13760), (5360, 13588), (5762, 12640), (6320, 11524), (6794, 10720), (6880, 10586)]