200030480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:289

約数の個数: 160

約数和(自身を含む): 539965440

約数和(自身を除く): 339934960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 53, 65, 76, 80, 95, 104, 106, 130, 152, 190, 191, 208, 212, 247, 260, 265, 304, 380, 382, 424, 494, 520, 530, 689, 760, 764, 848, 955, 988, 1007, 1040, 1060, 1235, 1378, 1520, 1528, 1910, 1976, 2014, 2120, 2470, 2483, 2756, 3056, 3445, 3629, 3820, 3952, 4028, 4240, 4940, 4966, 5035, 5512, 6890, 7258, 7640, 8056, 9880, 9932, 10070, 10123, 11024, 12415, 13091, 13780, 14516, 15280, 16112, 18145, 19760, 19864, 20140, 20246, 24830, 26182, 27560, 29032, 36290, 39728, 40280, 40492, 47177, 49660, 50615, 52364, 55120, 58064, 65455, 72580, 80560, 80984, 94354, 99320, 101230, 104728, 130910, 131599, 145160, 161968, 188708, 192337, 198640, 202460, 209456, 235885, 261820, 263198, 290320, 377416, 384674, 404920, 471770, 523640, 526396, 657995, 754832, 769348, 809840, 943540, 961685, 1047280, 1052792, 1315990, 1538696, 1887080, 1923370, 2105584, 2500381, 2631980, 3077392, 3774160, 3846740, 5000762, 5263960, 7693480, 10001524, 10527920, 12501905, 15386960, 20003048, 25003810, 40006096, 50007620, 100015240, 200030480]

約数ペア:

[(1, 200030480), (2, 100015240), (4, 50007620), (5, 40006096), (8, 25003810), (10, 20003048), (13, 15386960), (16, 12501905), (19, 10527920), (20, 10001524), (26, 7693480), (38, 5263960), (40, 5000762), (52, 3846740), (53, 3774160), (65, 3077392), (76, 2631980), (80, 2500381), (95, 2105584), (104, 1923370), (106, 1887080), (130, 1538696), (152, 1315990), (190, 1052792), (191, 1047280), (208, 961685), (212, 943540), (247, 809840), (260, 769348), (265, 754832), (304, 657995), (380, 526396), (382, 523640), (424, 471770), (494, 404920), (520, 384674), (530, 377416), (689, 290320), (760, 263198), (764, 261820), (848, 235885), (955, 209456), (988, 202460), (1007, 198640), (1040, 192337), (1060, 188708), (1235, 161968), (1378, 145160), (1520, 131599), (1528, 130910), (1910, 104728), (1976, 101230), (2014, 99320), (2120, 94354), (2470, 80984), (2483, 80560), (2756, 72580), (3056, 65455), (3445, 58064), (3629, 55120), (3820, 52364), (3952, 50615), (4028, 49660), (4240, 47177), (4940, 40492), (4966, 40280), (5035, 39728), (5512, 36290), (6890, 29032), (7258, 27560), (7640, 26182), (8056, 24830), (9880, 20246), (9932, 20140), (10070, 19864), (10123, 19760), (11024, 18145), (12415, 16112), (13091, 15280), (13780, 14516)]