385121520

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{25471}}^1$

素因数の和:25500

約数の個数: 160

約数和(自身を含む): 1516093440

約数和(自身を除く): 1130971920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 25471, 50942, 76413, 101884, 127355, 152826, 178297, 203768, 229239, 254710, 305652, 356594, 382065, 407536, 458478, 509420, 534891, 611304, 687717, 713188, 764130, 891485, 916956, 1018840, 1069782, 1146195, 1222608, 1375434, 1426376, 1528260, 1604673, 1782970, 1833912, 2037680, 2139564, 2292390, 2674455, 2750868, 2852752, 3056520, 3209346, 3438585, 3565940, 3667824, 4279128, 4584780, 4814019, 5348910, 5501736, 6113040, 6418692, 6877170, 7131880, 8023365, 8558256, 9169560, 9628038, 10697820, 11003472, 12837384, 13754340, 14263760, 16046730, 18339120, 19256076, 21395640, 24070095, 25674768, 27508680, 32093460, 38512152, 42791280, 48140190, 55017360, 64186920, 77024304, 96280380, 128373840, 192560760, 385121520]

約数ペア:

[(1, 385121520), (2, 192560760), (3, 128373840), (4, 96280380), (5, 77024304), (6, 64186920), (7, 55017360), (8, 48140190), (9, 42791280), (10, 38512152), (12, 32093460), (14, 27508680), (15, 25674768), (16, 24070095), (18, 21395640), (20, 19256076), (21, 18339120), (24, 16046730), (27, 14263760), (28, 13754340), (30, 12837384), (35, 11003472), (36, 10697820), (40, 9628038), (42, 9169560), (45, 8558256), (48, 8023365), (54, 7131880), (56, 6877170), (60, 6418692), (63, 6113040), (70, 5501736), (72, 5348910), (80, 4814019), (84, 4584780), (90, 4279128), (105, 3667824), (108, 3565940), (112, 3438585), (120, 3209346), (126, 3056520), (135, 2852752), (140, 2750868), (144, 2674455), (168, 2292390), (180, 2139564), (189, 2037680), (210, 1833912), (216, 1782970), (240, 1604673), (252, 1528260), (270, 1426376), (280, 1375434), (315, 1222608), (336, 1146195), (360, 1069782), (378, 1018840), (420, 916956), (432, 891485), (504, 764130), (540, 713188), (560, 687717), (630, 611304), (720, 534891), (756, 509420), (840, 458478), (945, 407536), (1008, 382065), (1080, 356594), (1260, 305652), (1512, 254710), (1680, 229239), (1890, 203768), (2160, 178297), (2520, 152826), (3024, 127355), (3780, 101884), (5040, 76413), (7560, 50942), (15120, 25471)]