51555420

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{593}}^1$

素因数の和:641

約数の個数: 192

約数和(自身を含む): 191600640

約数和(自身を除く): 140045220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 27, 28, 30, 35, 36, 42, 45, 46, 54, 60, 63, 69, 70, 84, 90, 92, 105, 108, 115, 126, 135, 138, 140, 161, 180, 189, 207, 210, 230, 252, 270, 276, 315, 322, 345, 378, 414, 420, 460, 483, 540, 593, 621, 630, 644, 690, 756, 805, 828, 945, 966, 1035, 1186, 1242, 1260, 1380, 1449, 1610, 1779, 1890, 1932, 2070, 2372, 2415, 2484, 2898, 2965, 3105, 3220, 3558, 3780, 4140, 4151, 4347, 4830, 5337, 5796, 5930, 6210, 7116, 7245, 8302, 8694, 8895, 9660, 10674, 11860, 12420, 12453, 13639, 14490, 16011, 16604, 17388, 17790, 20755, 21348, 21735, 24906, 26685, 27278, 28980, 32022, 35580, 37359, 40917, 41510, 43470, 49812, 53370, 54556, 62265, 64044, 68195, 74718, 80055, 81834, 83020, 86940, 95473, 106740, 112077, 122751, 124530, 136390, 149436, 160110, 163668, 186795, 190946, 204585, 224154, 245502, 249060, 272780, 286419, 320220, 368253, 373590, 381892, 409170, 448308, 477365, 491004, 560385, 572838, 613755, 736506, 747180, 818340, 859257, 954730, 1120770, 1145676, 1227510, 1432095, 1473012, 1718514, 1841265, 1909460, 2241540, 2455020, 2577771, 2864190, 3437028, 3682530, 4296285, 5155542, 5728380, 7365060, 8592570, 10311084, 12888855, 17185140, 25777710, 51555420]

約数ペア:

[(1, 51555420), (2, 25777710), (3, 17185140), (4, 12888855), (5, 10311084), (6, 8592570), (7, 7365060), (9, 5728380), (10, 5155542), (12, 4296285), (14, 3682530), (15, 3437028), (18, 2864190), (20, 2577771), (21, 2455020), (23, 2241540), (27, 1909460), (28, 1841265), (30, 1718514), (35, 1473012), (36, 1432095), (42, 1227510), (45, 1145676), (46, 1120770), (54, 954730), (60, 859257), (63, 818340), (69, 747180), (70, 736506), (84, 613755), (90, 572838), (92, 560385), (105, 491004), (108, 477365), (115, 448308), (126, 409170), (135, 381892), (138, 373590), (140, 368253), (161, 320220), (180, 286419), (189, 272780), (207, 249060), (210, 245502), (230, 224154), (252, 204585), (270, 190946), (276, 186795), (315, 163668), (322, 160110), (345, 149436), (378, 136390), (414, 124530), (420, 122751), (460, 112077), (483, 106740), (540, 95473), (593, 86940), (621, 83020), (630, 81834), (644, 80055), (690, 74718), (756, 68195), (805, 64044), (828, 62265), (945, 54556), (966, 53370), (1035, 49812), (1186, 43470), (1242, 41510), (1260, 40917), (1380, 37359), (1449, 35580), (1610, 32022), (1779, 28980), (1890, 27278), (1932, 26685), (2070, 24906), (2372, 21735), (2415, 21348), (2484, 20755), (2898, 17790), (2965, 17388), (3105, 16604), (3220, 16011), (3558, 14490), (3780, 13639), (4140, 12453), (4151, 12420), (4347, 11860), (4830, 10674), (5337, 9660), (5796, 8895), (5930, 8694), (6210, 8302), (7116, 7245)]