208385520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5393}}^1$

素因数の和:5439

約数の個数: 160

約数和(自身を含む): 770522112

約数和(自身を除く): 562136592

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 105, 112, 115, 120, 138, 140, 161, 168, 184, 210, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 483, 552, 560, 644, 690, 805, 840, 920, 966, 1104, 1288, 1380, 1610, 1680, 1840, 1932, 2415, 2576, 2760, 3220, 3864, 4830, 5393, 5520, 6440, 7728, 9660, 10786, 12880, 16179, 19320, 21572, 26965, 32358, 37751, 38640, 43144, 53930, 64716, 75502, 80895, 86288, 107860, 113253, 124039, 129432, 151004, 161790, 188755, 215720, 226506, 248078, 258864, 302008, 323580, 372117, 377510, 431440, 453012, 496156, 566265, 604016, 620195, 647160, 744234, 755020, 868273, 906024, 992312, 1132530, 1240390, 1294320, 1488468, 1510040, 1736546, 1812048, 1860585, 1984624, 2265060, 2480780, 2604819, 2976936, 3020080, 3473092, 3721170, 4341365, 4530120, 4961560, 5209638, 5953872, 6946184, 7442340, 8682730, 9060240, 9923120, 10419276, 13024095, 13892368, 14884680, 17365460, 20838552, 26048190, 29769360, 34730920, 41677104, 52096380, 69461840, 104192760, 208385520]

約数ペア:

[(1, 208385520), (2, 104192760), (3, 69461840), (4, 52096380), (5, 41677104), (6, 34730920), (7, 29769360), (8, 26048190), (10, 20838552), (12, 17365460), (14, 14884680), (15, 13892368), (16, 13024095), (20, 10419276), (21, 9923120), (23, 9060240), (24, 8682730), (28, 7442340), (30, 6946184), (35, 5953872), (40, 5209638), (42, 4961560), (46, 4530120), (48, 4341365), (56, 3721170), (60, 3473092), (69, 3020080), (70, 2976936), (80, 2604819), (84, 2480780), (92, 2265060), (105, 1984624), (112, 1860585), (115, 1812048), (120, 1736546), (138, 1510040), (140, 1488468), (161, 1294320), (168, 1240390), (184, 1132530), (210, 992312), (230, 906024), (240, 868273), (276, 755020), (280, 744234), (322, 647160), (336, 620195), (345, 604016), (368, 566265), (420, 496156), (460, 453012), (483, 431440), (552, 377510), (560, 372117), (644, 323580), (690, 302008), (805, 258864), (840, 248078), (920, 226506), (966, 215720), (1104, 188755), (1288, 161790), (1380, 151004), (1610, 129432), (1680, 124039), (1840, 113253), (1932, 107860), (2415, 86288), (2576, 80895), (2760, 75502), (3220, 64716), (3864, 53930), (4830, 43144), (5393, 38640), (5520, 37751), (6440, 32358), (7728, 26965), (9660, 21572), (10786, 19320), (12880, 16179)]