2754501960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{7789}}^1$

素因数の和:8231

約数の個数: 128

約数和(自身を含む): 9467654400

約数和(自身を除く): 6713152440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 421, 840, 842, 1263, 1684, 2105, 2526, 2947, 3368, 4210, 5052, 5894, 6315, 7789, 8420, 8841, 10104, 11788, 12630, 14735, 15578, 16840, 17682, 23367, 23576, 25260, 29470, 31156, 35364, 38945, 44205, 46734, 50520, 54523, 58940, 62312, 70728, 77890, 88410, 93468, 109046, 116835, 117880, 155780, 163569, 176820, 186936, 218092, 233670, 272615, 311560, 327138, 353640, 436184, 467340, 545230, 654276, 817845, 934680, 1090460, 1308552, 1635690, 2180920, 3271380, 3279169, 6542760, 6558338, 9837507, 13116676, 16395845, 19675014, 22954183, 26233352, 32791690, 39350028, 45908366, 49187535, 65583380, 68862549, 78700056, 91816732, 98375070, 114770915, 131166760, 137725098, 183633464, 196750140, 229541830, 275450196, 344312745, 393500280, 459083660, 550900392, 688625490, 918167320, 1377250980, 2754501960]

約数ペア:

[(1, 2754501960), (2, 1377250980), (3, 918167320), (4, 688625490), (5, 550900392), (6, 459083660), (7, 393500280), (8, 344312745), (10, 275450196), (12, 229541830), (14, 196750140), (15, 183633464), (20, 137725098), (21, 131166760), (24, 114770915), (28, 98375070), (30, 91816732), (35, 78700056), (40, 68862549), (42, 65583380), (56, 49187535), (60, 45908366), (70, 39350028), (84, 32791690), (105, 26233352), (120, 22954183), (140, 19675014), (168, 16395845), (210, 13116676), (280, 9837507), (420, 6558338), (421, 6542760), (840, 3279169), (842, 3271380), (1263, 2180920), (1684, 1635690), (2105, 1308552), (2526, 1090460), (2947, 934680), (3368, 817845), (4210, 654276), (5052, 545230), (5894, 467340), (6315, 436184), (7789, 353640), (8420, 327138), (8841, 311560), (10104, 272615), (11788, 233670), (12630, 218092), (14735, 186936), (15578, 176820), (16840, 163569), (17682, 155780), (23367, 117880), (23576, 116835), (25260, 109046), (29470, 93468), (31156, 88410), (35364, 77890), (38945, 70728), (44205, 62312), (46734, 58940), (50520, 54523)]