128371320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{421}}^1$

素因数の和:467

約数の個数: 288

約数和(自身を含む): 525339360

約数和(自身を除く): 396968040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 121, 126, 132, 140, 154, 165, 168, 180, 198, 210, 220, 231, 242, 252, 264, 280, 308, 315, 330, 360, 363, 385, 396, 420, 421, 440, 462, 484, 495, 504, 605, 616, 630, 660, 693, 726, 770, 792, 840, 842, 847, 924, 968, 990, 1089, 1155, 1210, 1260, 1263, 1320, 1386, 1452, 1540, 1684, 1694, 1815, 1848, 1980, 2105, 2178, 2310, 2420, 2520, 2526, 2541, 2772, 2904, 2947, 3080, 3368, 3388, 3465, 3630, 3789, 3960, 4210, 4235, 4356, 4620, 4631, 4840, 5052, 5082, 5445, 5544, 5894, 6315, 6776, 6930, 7260, 7578, 7623, 8420, 8470, 8712, 8841, 9240, 9262, 10104, 10164, 10890, 11788, 12630, 12705, 13860, 13893, 14520, 14735, 15156, 15246, 16840, 16940, 17682, 18524, 18945, 20328, 21780, 23155, 23576, 25260, 25410, 26523, 27720, 27786, 29470, 30312, 30492, 32417, 33880, 35364, 37048, 37890, 38115, 41679, 43560, 44205, 46310, 50520, 50820, 50941, 53046, 55572, 58940, 60984, 64834, 69465, 70728, 75780, 76230, 83358, 88410, 92620, 97251, 101640, 101882, 106092, 111144, 117880, 129668, 132615, 138930, 151560, 152460, 152823, 162085, 166716, 176820, 185240, 194502, 203764, 208395, 212184, 254705, 259336, 265230, 277860, 291753, 304920, 305646, 324170, 333432, 353640, 356587, 389004, 407528, 416790, 458469, 486255, 509410, 530460, 555720, 583506, 611292, 648340, 713174, 764115, 778008, 833580, 916938, 972510, 1018820, 1060920, 1069761, 1167012, 1222584, 1296680, 1426348, 1458765, 1528230, 1667160, 1782935, 1833876, 1945020, 2037640, 2139522, 2292345, 2334024, 2852696, 2917530, 3056460, 3209283, 3565870, 3667752, 3890040, 4279044, 4584690, 5348805, 5835060, 6112920, 6418566, 7131740, 8558088, 9169380, 10697610, 11670120, 12837132, 14263480, 16046415, 18338760, 21395220, 25674264, 32092830, 42790440, 64185660, 128371320]

約数ペア:

[(1, 128371320), (2, 64185660), (3, 42790440), (4, 32092830), (5, 25674264), (6, 21395220), (7, 18338760), (8, 16046415), (9, 14263480), (10, 12837132), (11, 11670120), (12, 10697610), (14, 9169380), (15, 8558088), (18, 7131740), (20, 6418566), (21, 6112920), (22, 5835060), (24, 5348805), (28, 4584690), (30, 4279044), (33, 3890040), (35, 3667752), (36, 3565870), (40, 3209283), (42, 3056460), (44, 2917530), (45, 2852696), (55, 2334024), (56, 2292345), (60, 2139522), (63, 2037640), (66, 1945020), (70, 1833876), (72, 1782935), (77, 1667160), (84, 1528230), (88, 1458765), (90, 1426348), (99, 1296680), (105, 1222584), (110, 1167012), (120, 1069761), (121, 1060920), (126, 1018820), (132, 972510), (140, 916938), (154, 833580), (165, 778008), (168, 764115), (180, 713174), (198, 648340), (210, 611292), (220, 583506), (231, 555720), (242, 530460), (252, 509410), (264, 486255), (280, 458469), (308, 416790), (315, 407528), (330, 389004), (360, 356587), (363, 353640), (385, 333432), (396, 324170), (420, 305646), (421, 304920), (440, 291753), (462, 277860), (484, 265230), (495, 259336), (504, 254705), (605, 212184), (616, 208395), (630, 203764), (660, 194502), (693, 185240), (726, 176820), (770, 166716), (792, 162085), (840, 152823), (842, 152460), (847, 151560), (924, 138930), (968, 132615), (990, 129668), (1089, 117880), (1155, 111144), (1210, 106092), (1260, 101882), (1263, 101640), (1320, 97251), (1386, 92620), (1452, 88410), (1540, 83358), (1684, 76230), (1694, 75780), (1815, 70728), (1848, 69465), (1980, 64834), (2105, 60984), (2178, 58940), (2310, 55572), (2420, 53046), (2520, 50941), (2526, 50820), (2541, 50520), (2772, 46310), (2904, 44205), (2947, 43560), (3080, 41679), (3368, 38115), (3388, 37890), (3465, 37048), (3630, 35364), (3789, 33880), (3960, 32417), (4210, 30492), (4235, 30312), (4356, 29470), (4620, 27786), (4631, 27720), (4840, 26523), (5052, 25410), (5082, 25260), (5445, 23576), (5544, 23155), (5894, 21780), (6315, 20328), (6776, 18945), (6930, 18524), (7260, 17682), (7578, 16940), (7623, 16840), (8420, 15246), (8470, 15156), (8712, 14735), (8841, 14520), (9240, 13893), (9262, 13860), (10104, 12705), (10164, 12630), (10890, 11788)]