252805280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:311

約数の個数: 192

約数和(自身を含む): 746807040

約数和(自身を除く): 494001760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 97, 104, 112, 130, 140, 160, 179, 182, 194, 208, 224, 260, 280, 358, 364, 388, 416, 455, 485, 520, 560, 679, 716, 728, 776, 895, 910, 970, 1040, 1120, 1253, 1261, 1358, 1432, 1456, 1552, 1790, 1820, 1940, 2080, 2327, 2506, 2522, 2716, 2864, 2912, 3104, 3395, 3580, 3640, 3880, 4654, 5012, 5044, 5432, 5728, 6265, 6305, 6790, 7160, 7280, 7760, 8827, 9308, 10024, 10088, 10864, 11635, 12530, 12610, 13580, 14320, 14560, 15520, 16289, 17363, 17654, 18616, 20048, 20176, 21728, 23270, 25060, 25220, 27160, 28640, 32578, 34726, 35308, 37232, 40096, 40352, 44135, 46540, 50120, 50440, 54320, 65156, 69452, 70616, 74464, 81445, 86815, 88270, 93080, 100240, 100880, 108640, 121541, 130312, 138904, 141232, 162890, 173630, 176540, 186160, 200480, 201760, 225719, 243082, 260624, 277808, 282464, 325780, 347260, 353080, 372320, 451438, 486164, 521248, 555616, 607705, 651560, 694520, 706160, 902876, 972328, 1128595, 1215410, 1303120, 1389040, 1412320, 1580033, 1805752, 1944656, 2257190, 2430820, 2606240, 2778080, 3160066, 3611504, 3889312, 4514380, 4861640, 6320132, 7223008, 7900165, 9028760, 9723280, 12640264, 15800330, 18057520, 19446560, 25280528, 31600660, 36115040, 50561056, 63201320, 126402640, 252805280]

約数ペア:

[(1, 252805280), (2, 126402640), (4, 63201320), (5, 50561056), (7, 36115040), (8, 31600660), (10, 25280528), (13, 19446560), (14, 18057520), (16, 15800330), (20, 12640264), (26, 9723280), (28, 9028760), (32, 7900165), (35, 7223008), (40, 6320132), (52, 4861640), (56, 4514380), (65, 3889312), (70, 3611504), (80, 3160066), (91, 2778080), (97, 2606240), (104, 2430820), (112, 2257190), (130, 1944656), (140, 1805752), (160, 1580033), (179, 1412320), (182, 1389040), (194, 1303120), (208, 1215410), (224, 1128595), (260, 972328), (280, 902876), (358, 706160), (364, 694520), (388, 651560), (416, 607705), (455, 555616), (485, 521248), (520, 486164), (560, 451438), (679, 372320), (716, 353080), (728, 347260), (776, 325780), (895, 282464), (910, 277808), (970, 260624), (1040, 243082), (1120, 225719), (1253, 201760), (1261, 200480), (1358, 186160), (1432, 176540), (1456, 173630), (1552, 162890), (1790, 141232), (1820, 138904), (1940, 130312), (2080, 121541), (2327, 108640), (2506, 100880), (2522, 100240), (2716, 93080), (2864, 88270), (2912, 86815), (3104, 81445), (3395, 74464), (3580, 70616), (3640, 69452), (3880, 65156), (4654, 54320), (5012, 50440), (5044, 50120), (5432, 46540), (5728, 44135), (6265, 40352), (6305, 40096), (6790, 37232), (7160, 35308), (7280, 34726), (7760, 32578), (8827, 28640), (9308, 27160), (10024, 25220), (10088, 25060), (10864, 23270), (11635, 21728), (12530, 20176), (12610, 20048), (13580, 18616), (14320, 17654), (14560, 17363), (15520, 16289)]