421570250500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{139}}^1\times {\mathrm{123791}}^1$

素因数の和:123963

約数の個数: 144

約数和(自身を含む): 1078743294720

約数和(自身を除く): 657173044220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 139, 140, 175, 196, 245, 250, 278, 350, 490, 500, 556, 695, 700, 875, 973, 980, 1225, 1390, 1750, 1946, 2450, 2780, 3475, 3500, 3892, 4865, 4900, 6125, 6811, 6950, 9730, 12250, 13622, 13900, 17375, 19460, 24325, 24500, 27244, 34055, 34750, 48650, 68110, 69500, 97300, 121625, 123791, 136220, 170275, 243250, 247582, 340550, 486500, 495164, 618955, 681100, 851375, 866537, 1237910, 1702750, 1733074, 2475820, 3094775, 3405500, 3466148, 4332685, 6065759, 6189550, 8665370, 12131518, 12379100, 15473875, 17206949, 17330740, 21663425, 24263036, 30328795, 30947750, 34413898, 43326850, 60657590, 61895500, 68827796, 86034745, 86653700, 108317125, 120448643, 121315180, 151643975, 172069490, 216634250, 240897286, 303287950, 344138980, 430173725, 433268500, 481794572, 602243215, 606575900, 758219875, 843140501, 860347450, 1204486430, 1516439750, 1686281002, 1720694900, 2150868625, 2408972860, 3011216075, 3032879500, 3372562004, 4215702505, 4301737250, 6022432150, 8431405010, 8603474500, 12044864300, 15056080375, 16862810020, 21078512525, 30112160750, 42157025050, 60224321500, 84314050100, 105392562625, 210785125250, 421570250500]

約数ペア:

[(1, 421570250500), (2, 210785125250), (4, 105392562625), (5, 84314050100), (7, 60224321500), (10, 42157025050), (14, 30112160750), (20, 21078512525), (25, 16862810020), (28, 15056080375), (35, 12044864300), (49, 8603474500), (50, 8431405010), (70, 6022432150), (98, 4301737250), (100, 4215702505), (125, 3372562004), (139, 3032879500), (140, 3011216075), (175, 2408972860), (196, 2150868625), (245, 1720694900), (250, 1686281002), (278, 1516439750), (350, 1204486430), (490, 860347450), (500, 843140501), (556, 758219875), (695, 606575900), (700, 602243215), (875, 481794572), (973, 433268500), (980, 430173725), (1225, 344138980), (1390, 303287950), (1750, 240897286), (1946, 216634250), (2450, 172069490), (2780, 151643975), (3475, 121315180), (3500, 120448643), (3892, 108317125), (4865, 86653700), (4900, 86034745), (6125, 68827796), (6811, 61895500), (6950, 60657590), (9730, 43326850), (12250, 34413898), (13622, 30947750), (13900, 30328795), (17375, 24263036), (19460, 21663425), (24325, 17330740), (24500, 17206949), (27244, 15473875), (34055, 12379100), (34750, 12131518), (48650, 8665370), (68110, 6189550), (69500, 6065759), (97300, 4332685), (121625, 3466148), (123791, 3405500), (136220, 3094775), (170275, 2475820), (243250, 1733074), (247582, 1702750), (340550, 1237910), (486500, 866537), (495164, 851375), (618955, 681100)]