38212720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:243

約数の個数: 160

約数和(自身を含む): 113742720

約数和(自身を除く): 75530000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 29, 35, 40, 52, 56, 58, 65, 70, 80, 91, 104, 112, 116, 130, 140, 145, 181, 182, 203, 208, 232, 260, 280, 290, 362, 364, 377, 406, 455, 464, 520, 560, 580, 724, 728, 754, 812, 905, 910, 1015, 1040, 1160, 1267, 1448, 1456, 1508, 1624, 1810, 1820, 1885, 2030, 2320, 2353, 2534, 2639, 2896, 3016, 3248, 3620, 3640, 3770, 4060, 4706, 5068, 5249, 5278, 6032, 6335, 7240, 7280, 7540, 8120, 9412, 10136, 10498, 10556, 11765, 12670, 13195, 14480, 15080, 16240, 16471, 18824, 20272, 20996, 21112, 23530, 25340, 26245, 26390, 30160, 32942, 36743, 37648, 41992, 42224, 47060, 50680, 52490, 52780, 65884, 68237, 73486, 82355, 83984, 94120, 101360, 104980, 105560, 131768, 136474, 146972, 164710, 183715, 188240, 209960, 211120, 263536, 272948, 293944, 329420, 341185, 367430, 419920, 477659, 545896, 587888, 658840, 682370, 734860, 955318, 1091792, 1317680, 1364740, 1469720, 1910636, 2388295, 2729480, 2939440, 3821272, 4776590, 5458960, 7642544, 9553180, 19106360, 38212720]

約数ペア:

[(1, 38212720), (2, 19106360), (4, 9553180), (5, 7642544), (7, 5458960), (8, 4776590), (10, 3821272), (13, 2939440), (14, 2729480), (16, 2388295), (20, 1910636), (26, 1469720), (28, 1364740), (29, 1317680), (35, 1091792), (40, 955318), (52, 734860), (56, 682370), (58, 658840), (65, 587888), (70, 545896), (80, 477659), (91, 419920), (104, 367430), (112, 341185), (116, 329420), (130, 293944), (140, 272948), (145, 263536), (181, 211120), (182, 209960), (203, 188240), (208, 183715), (232, 164710), (260, 146972), (280, 136474), (290, 131768), (362, 105560), (364, 104980), (377, 101360), (406, 94120), (455, 83984), (464, 82355), (520, 73486), (560, 68237), (580, 65884), (724, 52780), (728, 52490), (754, 50680), (812, 47060), (905, 42224), (910, 41992), (1015, 37648), (1040, 36743), (1160, 32942), (1267, 30160), (1448, 26390), (1456, 26245), (1508, 25340), (1624, 23530), (1810, 21112), (1820, 20996), (1885, 20272), (2030, 18824), (2320, 16471), (2353, 16240), (2534, 15080), (2639, 14480), (2896, 13195), (3016, 12670), (3248, 11765), (3620, 10556), (3640, 10498), (3770, 10136), (4060, 9412), (4706, 8120), (5068, 7540), (5249, 7280), (5278, 7240), (6032, 6335)]