128770920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:484

約数の個数: 192

約数和(自身を含む): 452621520

約数和(自身を除く): 323850600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 53, 60, 68, 72, 85, 90, 102, 106, 120, 136, 153, 159, 170, 180, 204, 212, 255, 265, 306, 318, 340, 360, 397, 408, 424, 477, 510, 530, 612, 636, 680, 765, 794, 795, 901, 954, 1020, 1060, 1191, 1224, 1272, 1530, 1588, 1590, 1802, 1908, 1985, 2040, 2120, 2382, 2385, 2703, 3060, 3176, 3180, 3573, 3604, 3816, 3970, 4505, 4764, 4770, 5406, 5955, 6120, 6360, 6749, 7146, 7208, 7940, 8109, 9010, 9528, 9540, 10812, 11910, 13498, 13515, 14292, 15880, 16218, 17865, 18020, 19080, 20247, 21041, 21624, 23820, 26996, 27030, 28584, 32436, 33745, 35730, 36040, 40494, 40545, 42082, 47640, 53992, 54060, 60741, 63123, 64872, 67490, 71460, 80988, 81090, 84164, 101235, 105205, 108120, 121482, 126246, 134980, 142920, 161976, 162180, 168328, 189369, 202470, 210410, 242964, 252492, 269960, 303705, 315615, 324360, 357697, 378738, 404940, 420820, 485928, 504984, 607410, 631230, 715394, 757476, 809880, 841640, 946845, 1073091, 1214820, 1262460, 1430788, 1514952, 1788485, 1893690, 2146182, 2429640, 2524920, 2861576, 3219273, 3576970, 3787380, 4292364, 5365455, 6438546, 7153940, 7574760, 8584728, 10730910, 12877092, 14307880, 16096365, 21461820, 25754184, 32192730, 42923640, 64385460, 128770920]

約数ペア:

[(1, 128770920), (2, 64385460), (3, 42923640), (4, 32192730), (5, 25754184), (6, 21461820), (8, 16096365), (9, 14307880), (10, 12877092), (12, 10730910), (15, 8584728), (17, 7574760), (18, 7153940), (20, 6438546), (24, 5365455), (30, 4292364), (34, 3787380), (36, 3576970), (40, 3219273), (45, 2861576), (51, 2524920), (53, 2429640), (60, 2146182), (68, 1893690), (72, 1788485), (85, 1514952), (90, 1430788), (102, 1262460), (106, 1214820), (120, 1073091), (136, 946845), (153, 841640), (159, 809880), (170, 757476), (180, 715394), (204, 631230), (212, 607410), (255, 504984), (265, 485928), (306, 420820), (318, 404940), (340, 378738), (360, 357697), (397, 324360), (408, 315615), (424, 303705), (477, 269960), (510, 252492), (530, 242964), (612, 210410), (636, 202470), (680, 189369), (765, 168328), (794, 162180), (795, 161976), (901, 142920), (954, 134980), (1020, 126246), (1060, 121482), (1191, 108120), (1224, 105205), (1272, 101235), (1530, 84164), (1588, 81090), (1590, 80988), (1802, 71460), (1908, 67490), (1985, 64872), (2040, 63123), (2120, 60741), (2382, 54060), (2385, 53992), (2703, 47640), (3060, 42082), (3176, 40545), (3180, 40494), (3573, 36040), (3604, 35730), (3816, 33745), (3970, 32436), (4505, 28584), (4764, 27030), (4770, 26996), (5406, 23820), (5955, 21624), (6120, 21041), (6360, 20247), (6749, 19080), (7146, 18020), (7208, 17865), (7940, 16218), (8109, 15880), (9010, 14292), (9528, 13515), (9540, 13498), (10812, 11910)]