74990580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1109}}^1$

素因数の和:1158

約数の個数: 144

約数和(自身を含む): 255104640

約数和(自身を除く): 180114060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 230, 245, 276, 294, 322, 345, 420, 460, 483, 490, 588, 644, 690, 735, 805, 966, 980, 1109, 1127, 1380, 1470, 1610, 1932, 2218, 2254, 2415, 2940, 3220, 3327, 3381, 4436, 4508, 4830, 5545, 5635, 6654, 6762, 7763, 9660, 11090, 11270, 13308, 13524, 15526, 16635, 16905, 22180, 22540, 23289, 25507, 31052, 33270, 33810, 38815, 46578, 51014, 54341, 66540, 67620, 76521, 77630, 93156, 102028, 108682, 116445, 127535, 153042, 155260, 163023, 178549, 217364, 232890, 255070, 271705, 306084, 326046, 357098, 382605, 465780, 510140, 535647, 543410, 652092, 714196, 765210, 815115, 892745, 1071294, 1086820, 1249843, 1530420, 1630230, 1785490, 2142588, 2499686, 2678235, 3260460, 3570980, 3749529, 4999372, 5356470, 6249215, 7499058, 10712940, 12498430, 14998116, 18747645, 24996860, 37495290, 74990580]

約数ペア:

[(1, 74990580), (2, 37495290), (3, 24996860), (4, 18747645), (5, 14998116), (6, 12498430), (7, 10712940), (10, 7499058), (12, 6249215), (14, 5356470), (15, 4999372), (20, 3749529), (21, 3570980), (23, 3260460), (28, 2678235), (30, 2499686), (35, 2142588), (42, 1785490), (46, 1630230), (49, 1530420), (60, 1249843), (69, 1086820), (70, 1071294), (84, 892745), (92, 815115), (98, 765210), (105, 714196), (115, 652092), (138, 543410), (140, 535647), (147, 510140), (161, 465780), (196, 382605), (210, 357098), (230, 326046), (245, 306084), (276, 271705), (294, 255070), (322, 232890), (345, 217364), (420, 178549), (460, 163023), (483, 155260), (490, 153042), (588, 127535), (644, 116445), (690, 108682), (735, 102028), (805, 93156), (966, 77630), (980, 76521), (1109, 67620), (1127, 66540), (1380, 54341), (1470, 51014), (1610, 46578), (1932, 38815), (2218, 33810), (2254, 33270), (2415, 31052), (2940, 25507), (3220, 23289), (3327, 22540), (3381, 22180), (4436, 16905), (4508, 16635), (4830, 15526), (5545, 13524), (5635, 13308), (6654, 11270), (6762, 11090), (7763, 9660)]