205625520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4139}}^1$

素因数の和:4184

約数の個数: 160

約数和(自身を含む): 739238400

約数和(自身を除く): 533612880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 180, 184, 207, 216, 230, 240, 270, 276, 345, 360, 368, 414, 432, 460, 540, 552, 621, 690, 720, 828, 920, 1035, 1080, 1104, 1242, 1380, 1656, 1840, 2070, 2160, 2484, 2760, 3105, 3312, 4139, 4140, 4968, 5520, 6210, 8278, 8280, 9936, 12417, 12420, 16556, 16560, 20695, 24834, 24840, 33112, 37251, 41390, 49668, 49680, 62085, 66224, 74502, 82780, 95197, 99336, 111753, 124170, 149004, 165560, 186255, 190394, 198672, 223506, 248340, 285591, 298008, 331120, 372510, 380788, 447012, 475985, 496680, 558765, 571182, 596016, 745020, 761576, 856773, 894024, 951970, 993360, 1117530, 1142364, 1427955, 1490040, 1523152, 1713546, 1788048, 1903940, 2235060, 2284728, 2570319, 2855910, 2980080, 3427092, 3807880, 4283865, 4470120, 4569456, 5140638, 5711820, 6854184, 7615760, 8567730, 8940240, 10281276, 11423640, 12851595, 13708368, 17135460, 20562552, 22847280, 25703190, 34270920, 41125104, 51406380, 68541840, 102812760, 205625520]

約数ペア:

[(1, 205625520), (2, 102812760), (3, 68541840), (4, 51406380), (5, 41125104), (6, 34270920), (8, 25703190), (9, 22847280), (10, 20562552), (12, 17135460), (15, 13708368), (16, 12851595), (18, 11423640), (20, 10281276), (23, 8940240), (24, 8567730), (27, 7615760), (30, 6854184), (36, 5711820), (40, 5140638), (45, 4569456), (46, 4470120), (48, 4283865), (54, 3807880), (60, 3427092), (69, 2980080), (72, 2855910), (80, 2570319), (90, 2284728), (92, 2235060), (108, 1903940), (115, 1788048), (120, 1713546), (135, 1523152), (138, 1490040), (144, 1427955), (180, 1142364), (184, 1117530), (207, 993360), (216, 951970), (230, 894024), (240, 856773), (270, 761576), (276, 745020), (345, 596016), (360, 571182), (368, 558765), (414, 496680), (432, 475985), (460, 447012), (540, 380788), (552, 372510), (621, 331120), (690, 298008), (720, 285591), (828, 248340), (920, 223506), (1035, 198672), (1080, 190394), (1104, 186255), (1242, 165560), (1380, 149004), (1656, 124170), (1840, 111753), (2070, 99336), (2160, 95197), (2484, 82780), (2760, 74502), (3105, 66224), (3312, 62085), (4139, 49680), (4140, 49668), (4968, 41390), (5520, 37251), (6210, 33112), (8278, 24840), (8280, 24834), (9936, 20695), (12417, 16560), (12420, 16556)]