210976220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 565443648

約数和(自身を除く): 354467428

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 37, 52, 65, 70, 74, 91, 130, 140, 148, 169, 182, 185, 241, 259, 260, 338, 364, 370, 455, 481, 482, 518, 676, 740, 845, 910, 962, 964, 1036, 1183, 1205, 1295, 1687, 1690, 1820, 1924, 2366, 2405, 2410, 2590, 3133, 3367, 3374, 3380, 4732, 4810, 4820, 5180, 5915, 6253, 6266, 6734, 6748, 8435, 8917, 9620, 11830, 12506, 12532, 13468, 15665, 16835, 16870, 17834, 21931, 23660, 25012, 31265, 31330, 33670, 33740, 35668, 40729, 43771, 43862, 44585, 62419, 62530, 62660, 67340, 81458, 87542, 87724, 89170, 109655, 115921, 124838, 125060, 162916, 175084, 178340, 203645, 218855, 219310, 231842, 249676, 285103, 312095, 407290, 437710, 438620, 463684, 570206, 579605, 624190, 811447, 814580, 875420, 1140412, 1159210, 1248380, 1425515, 1506973, 1622894, 2318420, 2851030, 3013946, 3245788, 4057235, 5702060, 6027892, 7534865, 8114470, 10548811, 15069730, 16228940, 21097622, 30139460, 42195244, 52744055, 105488110, 210976220]

約数ペア:

[(1, 210976220), (2, 105488110), (4, 52744055), (5, 42195244), (7, 30139460), (10, 21097622), (13, 16228940), (14, 15069730), (20, 10548811), (26, 8114470), (28, 7534865), (35, 6027892), (37, 5702060), (52, 4057235), (65, 3245788), (70, 3013946), (74, 2851030), (91, 2318420), (130, 1622894), (140, 1506973), (148, 1425515), (169, 1248380), (182, 1159210), (185, 1140412), (241, 875420), (259, 814580), (260, 811447), (338, 624190), (364, 579605), (370, 570206), (455, 463684), (481, 438620), (482, 437710), (518, 407290), (676, 312095), (740, 285103), (845, 249676), (910, 231842), (962, 219310), (964, 218855), (1036, 203645), (1183, 178340), (1205, 175084), (1295, 162916), (1687, 125060), (1690, 124838), (1820, 115921), (1924, 109655), (2366, 89170), (2405, 87724), (2410, 87542), (2590, 81458), (3133, 67340), (3367, 62660), (3374, 62530), (3380, 62419), (4732, 44585), (4810, 43862), (4820, 43771), (5180, 40729), (5915, 35668), (6253, 33740), (6266, 33670), (6734, 31330), (6748, 31265), (8435, 25012), (8917, 23660), (9620, 21931), (11830, 17834), (12506, 16870), (12532, 16835), (13468, 15665)]