220052560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:381

約数の個数: 160

約数和(自身を含む): 636959232

約数和(自身を除く): 416906672

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 167, 181, 182, 208, 260, 280, 334, 362, 364, 455, 520, 560, 668, 724, 728, 835, 905, 910, 1040, 1169, 1267, 1336, 1448, 1456, 1670, 1810, 1820, 2171, 2338, 2353, 2534, 2672, 2896, 3340, 3620, 3640, 4342, 4676, 4706, 5068, 5845, 6335, 6680, 7240, 7280, 8684, 9352, 9412, 10136, 10855, 11690, 11765, 12670, 13360, 14480, 15197, 16471, 17368, 18704, 18824, 20272, 21710, 23380, 23530, 25340, 30227, 30394, 32942, 34736, 37648, 43420, 46760, 47060, 50680, 60454, 60788, 65884, 75985, 82355, 86840, 93520, 94120, 101360, 120908, 121576, 131768, 151135, 151970, 164710, 173680, 188240, 211589, 241816, 243152, 263536, 302270, 303940, 329420, 392951, 423178, 483632, 604540, 607880, 658840, 785902, 846356, 1057945, 1209080, 1215760, 1317680, 1571804, 1692712, 1964755, 2115890, 2418160, 2750657, 3143608, 3385424, 3929510, 4231780, 5501314, 6287216, 7859020, 8463560, 11002628, 13753285, 15718040, 16927120, 22005256, 27506570, 31436080, 44010512, 55013140, 110026280, 220052560]

約数ペア:

[(1, 220052560), (2, 110026280), (4, 55013140), (5, 44010512), (7, 31436080), (8, 27506570), (10, 22005256), (13, 16927120), (14, 15718040), (16, 13753285), (20, 11002628), (26, 8463560), (28, 7859020), (35, 6287216), (40, 5501314), (52, 4231780), (56, 3929510), (65, 3385424), (70, 3143608), (80, 2750657), (91, 2418160), (104, 2115890), (112, 1964755), (130, 1692712), (140, 1571804), (167, 1317680), (181, 1215760), (182, 1209080), (208, 1057945), (260, 846356), (280, 785902), (334, 658840), (362, 607880), (364, 604540), (455, 483632), (520, 423178), (560, 392951), (668, 329420), (724, 303940), (728, 302270), (835, 263536), (905, 243152), (910, 241816), (1040, 211589), (1169, 188240), (1267, 173680), (1336, 164710), (1448, 151970), (1456, 151135), (1670, 131768), (1810, 121576), (1820, 120908), (2171, 101360), (2338, 94120), (2353, 93520), (2534, 86840), (2672, 82355), (2896, 75985), (3340, 65884), (3620, 60788), (3640, 60454), (4342, 50680), (4676, 47060), (4706, 46760), (5068, 43420), (5845, 37648), (6335, 34736), (6680, 32942), (7240, 30394), (7280, 30227), (8684, 25340), (9352, 23530), (9412, 23380), (10136, 21710), (10855, 20272), (11690, 18824), (11765, 18704), (12670, 17368), (13360, 16471), (14480, 15197)]