205528320

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:362

約数の個数: 288

約数和(自身を含む): 770179200

約数和(自身を除く): 564650880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 256, 270, 285, 288, 304, 313, 320, 342, 360, 380, 384, 432, 456, 480, 513, 540, 570, 576, 608, 626, 640, 684, 720, 760, 768, 855, 864, 912, 939, 960, 1026, 1080, 1140, 1152, 1216, 1252, 1280, 1368, 1440, 1520, 1565, 1710, 1728, 1824, 1878, 1920, 2052, 2160, 2280, 2304, 2432, 2504, 2565, 2736, 2817, 2880, 3040, 3130, 3420, 3456, 3648, 3756, 3840, 4104, 4320, 4560, 4695, 4864, 5008, 5130, 5472, 5634, 5760, 5947, 6080, 6260, 6840, 6912, 7296, 7512, 8208, 8451, 8640, 9120, 9390, 10016, 10260, 10944, 11268, 11520, 11894, 12160, 12520, 13680, 14085, 14592, 15024, 16416, 16902, 17280, 17841, 18240, 18780, 20032, 20520, 21888, 22536, 23788, 24320, 25040, 27360, 28170, 29735, 30048, 32832, 33804, 34560, 35682, 36480, 37560, 40064, 41040, 42255, 43776, 45072, 47576, 50080, 53523, 54720, 56340, 59470, 60096, 65664, 67608, 71364, 72960, 75120, 80128, 82080, 84510, 89205, 90144, 95152, 100160, 107046, 109440, 112680, 118940, 120192, 131328, 135216, 142728, 150240, 160569, 164160, 169020, 178410, 180288, 190304, 200320, 214092, 218880, 225360, 237880, 240384, 267615, 270432, 285456, 300480, 321138, 328320, 338040, 356820, 360576, 380608, 400640, 428184, 450720, 475760, 535230, 540864, 570912, 600960, 642276, 656640, 676080, 713640, 721152, 761216, 802845, 856368, 901440, 951520, 1070460, 1081728, 1141824, 1201920, 1284552, 1352160, 1427280, 1522432, 1605690, 1712736, 1802880, 1903040, 2140920, 2163456, 2283648, 2569104, 2704320, 2854560, 3211380, 3425472, 3605760, 3806080, 4281840, 4567296, 5138208, 5408640, 5709120, 6422760, 6850944, 7612160, 8563680, 10276416, 10817280, 11418240, 12845520, 13701888, 17127360, 20552832, 22836480, 25691040, 34254720, 41105664, 51382080, 68509440, 102764160, 205528320]

約数ペア:

[(1, 205528320), (2, 102764160), (3, 68509440), (4, 51382080), (5, 41105664), (6, 34254720), (8, 25691040), (9, 22836480), (10, 20552832), (12, 17127360), (15, 13701888), (16, 12845520), (18, 11418240), (19, 10817280), (20, 10276416), (24, 8563680), (27, 7612160), (30, 6850944), (32, 6422760), (36, 5709120), (38, 5408640), (40, 5138208), (45, 4567296), (48, 4281840), (54, 3806080), (57, 3605760), (60, 3425472), (64, 3211380), (72, 2854560), (76, 2704320), (80, 2569104), (90, 2283648), (95, 2163456), (96, 2140920), (108, 1903040), (114, 1802880), (120, 1712736), (128, 1605690), (135, 1522432), (144, 1427280), (152, 1352160), (160, 1284552), (171, 1201920), (180, 1141824), (190, 1081728), (192, 1070460), (216, 951520), (228, 901440), (240, 856368), (256, 802845), (270, 761216), (285, 721152), (288, 713640), (304, 676080), (313, 656640), (320, 642276), (342, 600960), (360, 570912), (380, 540864), (384, 535230), (432, 475760), (456, 450720), (480, 428184), (513, 400640), (540, 380608), (570, 360576), (576, 356820), (608, 338040), (626, 328320), (640, 321138), (684, 300480), (720, 285456), (760, 270432), (768, 267615), (855, 240384), (864, 237880), (912, 225360), (939, 218880), (960, 214092), (1026, 200320), (1080, 190304), (1140, 180288), (1152, 178410), (1216, 169020), (1252, 164160), (1280, 160569), (1368, 150240), (1440, 142728), (1520, 135216), (1565, 131328), (1710, 120192), (1728, 118940), (1824, 112680), (1878, 109440), (1920, 107046), (2052, 100160), (2160, 95152), (2280, 90144), (2304, 89205), (2432, 84510), (2504, 82080), (2565, 80128), (2736, 75120), (2817, 72960), (2880, 71364), (3040, 67608), (3130, 65664), (3420, 60096), (3456, 59470), (3648, 56340), (3756, 54720), (3840, 53523), (4104, 50080), (4320, 47576), (4560, 45072), (4695, 43776), (4864, 42255), (5008, 41040), (5130, 40064), (5472, 37560), (5634, 36480), (5760, 35682), (5947, 34560), (6080, 33804), (6260, 32832), (6840, 30048), (6912, 29735), (7296, 28170), (7512, 27360), (8208, 25040), (8451, 24320), (8640, 23788), (9120, 22536), (9390, 21888), (10016, 20520), (10260, 20032), (10944, 18780), (11268, 18240), (11520, 17841), (11894, 17280), (12160, 16902), (12520, 16416), (13680, 15024), (14085, 14592)]