538287960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{2659}}^1$

素因数の和:2921

約数の個数: 128

約数和(自身を含む): 1853913600

約数和(自身を除く): 1315625640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 241, 280, 420, 482, 723, 840, 964, 1205, 1446, 1687, 1928, 2410, 2659, 2892, 3374, 3615, 4820, 5061, 5318, 5784, 6748, 7230, 7977, 8435, 9640, 10122, 10636, 13295, 13496, 14460, 15954, 16870, 18613, 20244, 21272, 25305, 26590, 28920, 31908, 33740, 37226, 39885, 40488, 50610, 53180, 55839, 63816, 67480, 74452, 79770, 93065, 101220, 106360, 111678, 148904, 159540, 186130, 202440, 223356, 279195, 319080, 372260, 446712, 558390, 640819, 744520, 1116780, 1281638, 1922457, 2233560, 2563276, 3204095, 3844914, 4485733, 5126552, 6408190, 7689828, 8971466, 9612285, 12816380, 13457199, 15379656, 17942932, 19224570, 22428665, 25632760, 26914398, 35885864, 38449140, 44857330, 53828796, 67285995, 76898280, 89714660, 107657592, 134571990, 179429320, 269143980, 538287960]

約数ペア:

[(1, 538287960), (2, 269143980), (3, 179429320), (4, 134571990), (5, 107657592), (6, 89714660), (7, 76898280), (8, 67285995), (10, 53828796), (12, 44857330), (14, 38449140), (15, 35885864), (20, 26914398), (21, 25632760), (24, 22428665), (28, 19224570), (30, 17942932), (35, 15379656), (40, 13457199), (42, 12816380), (56, 9612285), (60, 8971466), (70, 7689828), (84, 6408190), (105, 5126552), (120, 4485733), (140, 3844914), (168, 3204095), (210, 2563276), (241, 2233560), (280, 1922457), (420, 1281638), (482, 1116780), (723, 744520), (840, 640819), (964, 558390), (1205, 446712), (1446, 372260), (1687, 319080), (1928, 279195), (2410, 223356), (2659, 202440), (2892, 186130), (3374, 159540), (3615, 148904), (4820, 111678), (5061, 106360), (5318, 101220), (5784, 93065), (6748, 79770), (7230, 74452), (7977, 67480), (8435, 63816), (9640, 55839), (10122, 53180), (10636, 50610), (13295, 40488), (13496, 39885), (14460, 37226), (15954, 33740), (16870, 31908), (18613, 28920), (20244, 26590), (21272, 25305)]