About the Number

131248447380

131248447379 ← → 131248447381

2進数表記:1111010001111000001000101111110010100

漢数字表記:千三百十二億四千八百四十四万七千三百八十

素因数分解:

2 2 × 3 2 × 5 1 × 19 1 × 223 1 × 172093 1

素因数の和:172350
約数の個数: 144
約数和(自身を含む): 420955691520
約数和(自身を除く): 289707244140

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 223, 228, 285, 342, 380, 446, 570, 669, 684, 855, 892, 1115, 1140, 1338, 1710, 2007, 2230, 2676, 3345, 3420, 4014, 4237, 4460, 6690, 8028, 8474, 10035, 12711, 13380, 16948, 20070, 21185, 25422, 38133, 40140, 42370, 50844, 63555, 76266, 84740, 127110, 152532, 172093, 190665, 254220, 344186, 381330, 516279, 688372, 762660, 860465, 1032558, 1548837, 1720930, 2065116, 2581395, 3097674, 3269767, 3441860, 5162790, 6195348, 6539534, 7744185, 9809301, 10325580, 13079068, 15488370, 16348835, 19618602, 29427903, 30976740, 32697670, 38376739, 39237204, 49046505, 58855806, 65395340, 76753478, 98093010, 115130217, 117711612, 147139515, 153506956, 191883695, 196186020, 230260434, 294279030, 345390651, 383767390, 460520868, 575651085, 588558060, 690781302, 729158041, 767534780, 1151302170, 1381562604, 1458316082, 1726953255, 2187474123, 2302604340, 2916632164, 3453906510, 3645790205, 4374948246, 6562422369, 6907813020, 7291580410, 8749896492, 10937370615, 13124844738, 14583160820, 21874741230, 26249689476, 32812111845, 43749482460, 65624223690, 131248447380]

約数ペア:
[(1, 131248447380), (2, 65624223690), (3, 43749482460), (4, 32812111845), (5, 26249689476), (6, 21874741230), (9, 14583160820), (10, 13124844738), (12, 10937370615), (15, 8749896492), (18, 7291580410), (19, 6907813020), (20, 6562422369), (30, 4374948246), (36, 3645790205), (38, 3453906510), (45, 2916632164), (57, 2302604340), (60, 2187474123), (76, 1726953255), (90, 1458316082), (95, 1381562604), (114, 1151302170), (171, 767534780), (180, 729158041), (190, 690781302), (223, 588558060), (228, 575651085), (285, 460520868), (342, 383767390), (380, 345390651), (446, 294279030), (570, 230260434), (669, 196186020), (684, 191883695), (855, 153506956), (892, 147139515), (1115, 117711612), (1140, 115130217), (1338, 98093010), (1710, 76753478), (2007, 65395340), (2230, 58855806), (2676, 49046505), (3345, 39237204), (3420, 38376739), (4014, 32697670), (4237, 30976740), (4460, 29427903), (6690, 19618602), (8028, 16348835), (8474, 15488370), (10035, 13079068), (12711, 10325580), (13380, 9809301), (16948, 7744185), (20070, 6539534), (21185, 6195348), (25422, 5162790), (38133, 3441860), (40140, 3269767), (42370, 3097674), (50844, 2581395), (63555, 2065116), (76266, 1720930), (84740, 1548837), (127110, 1032558), (152532, 860465), (172093, 762660), (190665, 688372), (254220, 516279), (344186, 381330)]

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