2021145720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1427}}^1$

素因数の和:1518

約数の個数: 256

約数和(自身を含む): 7032614400

約数和(自身を除く): 5011468680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 37, 40, 44, 55, 58, 60, 66, 74, 87, 88, 110, 111, 116, 120, 132, 145, 148, 165, 174, 185, 220, 222, 232, 264, 290, 296, 319, 330, 348, 370, 407, 435, 440, 444, 555, 580, 638, 660, 696, 740, 814, 870, 888, 957, 1073, 1110, 1160, 1221, 1276, 1320, 1427, 1480, 1595, 1628, 1740, 1914, 2035, 2146, 2220, 2442, 2552, 2854, 3190, 3219, 3256, 3480, 3828, 4070, 4281, 4292, 4440, 4785, 4884, 5365, 5708, 6105, 6380, 6438, 7135, 7656, 8140, 8562, 8584, 9570, 9768, 10730, 11416, 11803, 12210, 12760, 12876, 14270, 15697, 16095, 16280, 17124, 19140, 21405, 21460, 23606, 24420, 25752, 28540, 31394, 32190, 34248, 35409, 38280, 41383, 42810, 42920, 47091, 47212, 48840, 52799, 57080, 59015, 62788, 64380, 70818, 78485, 82766, 85620, 94182, 94424, 105598, 118030, 124149, 125576, 128760, 141636, 156970, 158397, 165532, 171240, 177045, 188364, 206915, 211196, 235455, 236060, 248298, 263995, 283272, 313940, 316794, 331064, 354090, 376728, 413830, 422392, 455213, 470910, 472120, 496596, 527990, 580789, 620745, 627880, 633588, 708180, 791985, 827660, 910426, 941820, 993192, 1055980, 1161578, 1241490, 1267176, 1365639, 1416360, 1531171, 1583970, 1655320, 1742367, 1820852, 1883640, 2111960, 2276065, 2323156, 2482980, 2731278, 2903945, 3062342, 3167940, 3484734, 3641704, 4552130, 4593513, 4646312, 4965960, 5462556, 5807890, 6124684, 6335880, 6828195, 6969468, 7655855, 8711835, 9104260, 9187026, 10925112, 11615780, 12249368, 13656390, 13938936, 15311710, 16842881, 17423670, 18208520, 18374052, 22967565, 23231560, 27312780, 30623420, 33685762, 34847340, 36748104, 45935130, 50528643, 54625560, 61246840, 67371524, 69694680, 84214405, 91870260, 101057286, 134743048, 168428810, 183740520, 202114572, 252643215, 336857620, 404229144, 505286430, 673715240, 1010572860, 2021145720]

約数ペア:

[(1, 2021145720), (2, 1010572860), (3, 673715240), (4, 505286430), (5, 404229144), (6, 336857620), (8, 252643215), (10, 202114572), (11, 183740520), (12, 168428810), (15, 134743048), (20, 101057286), (22, 91870260), (24, 84214405), (29, 69694680), (30, 67371524), (33, 61246840), (37, 54625560), (40, 50528643), (44, 45935130), (55, 36748104), (58, 34847340), (60, 33685762), (66, 30623420), (74, 27312780), (87, 23231560), (88, 22967565), (110, 18374052), (111, 18208520), (116, 17423670), (120, 16842881), (132, 15311710), (145, 13938936), (148, 13656390), (165, 12249368), (174, 11615780), (185, 10925112), (220, 9187026), (222, 9104260), (232, 8711835), (264, 7655855), (290, 6969468), (296, 6828195), (319, 6335880), (330, 6124684), (348, 5807890), (370, 5462556), (407, 4965960), (435, 4646312), (440, 4593513), (444, 4552130), (555, 3641704), (580, 3484734), (638, 3167940), (660, 3062342), (696, 2903945), (740, 2731278), (814, 2482980), (870, 2323156), (888, 2276065), (957, 2111960), (1073, 1883640), (1110, 1820852), (1160, 1742367), (1221, 1655320), (1276, 1583970), (1320, 1531171), (1427, 1416360), (1480, 1365639), (1595, 1267176), (1628, 1241490), (1740, 1161578), (1914, 1055980), (2035, 993192), (2146, 941820), (2220, 910426), (2442, 827660), (2552, 791985), (2854, 708180), (3190, 633588), (3219, 627880), (3256, 620745), (3480, 580789), (3828, 527990), (4070, 496596), (4281, 472120), (4292, 470910), (4440, 455213), (4785, 422392), (4884, 413830), (5365, 376728), (5708, 354090), (6105, 331064), (6380, 316794), (6438, 313940), (7135, 283272), (7656, 263995), (8140, 248298), (8562, 236060), (8584, 235455), (9570, 211196), (9768, 206915), (10730, 188364), (11416, 177045), (11803, 171240), (12210, 165532), (12760, 158397), (12876, 156970), (14270, 141636), (15697, 128760), (16095, 125576), (16280, 124149), (17124, 118030), (19140, 105598), (21405, 94424), (21460, 94182), (23606, 85620), (24420, 82766), (25752, 78485), (28540, 70818), (31394, 64380), (32190, 62788), (34248, 59015), (35409, 57080), (38280, 52799), (41383, 48840), (42810, 47212), (42920, 47091)]