47157880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:341

約数の個数: 128

約数和(自身を含む): 134991360

約数和(自身を除く): 87833480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 61, 70, 77, 88, 110, 122, 140, 154, 220, 244, 251, 280, 305, 308, 385, 427, 440, 488, 502, 610, 616, 671, 770, 854, 1004, 1220, 1255, 1342, 1540, 1708, 1757, 2008, 2135, 2440, 2510, 2684, 2761, 3080, 3355, 3416, 3514, 4270, 4697, 5020, 5368, 5522, 6710, 7028, 8540, 8785, 9394, 10040, 11044, 13420, 13805, 14056, 15311, 17080, 17570, 18788, 19327, 22088, 23485, 26840, 27610, 30622, 35140, 37576, 38654, 46970, 55220, 61244, 70280, 76555, 77308, 93940, 96635, 107177, 110440, 122488, 153110, 154616, 168421, 187880, 193270, 214354, 306220, 336842, 386540, 428708, 535885, 612440, 673684, 773080, 842105, 857416, 1071770, 1178947, 1347368, 1684210, 2143540, 2357894, 3368420, 4287080, 4715788, 5894735, 6736840, 9431576, 11789470, 23578940, 47157880]

約数ペア:

[(1, 47157880), (2, 23578940), (4, 11789470), (5, 9431576), (7, 6736840), (8, 5894735), (10, 4715788), (11, 4287080), (14, 3368420), (20, 2357894), (22, 2143540), (28, 1684210), (35, 1347368), (40, 1178947), (44, 1071770), (55, 857416), (56, 842105), (61, 773080), (70, 673684), (77, 612440), (88, 535885), (110, 428708), (122, 386540), (140, 336842), (154, 306220), (220, 214354), (244, 193270), (251, 187880), (280, 168421), (305, 154616), (308, 153110), (385, 122488), (427, 110440), (440, 107177), (488, 96635), (502, 93940), (610, 77308), (616, 76555), (671, 70280), (770, 61244), (854, 55220), (1004, 46970), (1220, 38654), (1255, 37576), (1342, 35140), (1540, 30622), (1708, 27610), (1757, 26840), (2008, 23485), (2135, 22088), (2440, 19327), (2510, 18788), (2684, 17570), (2761, 17080), (3080, 15311), (3355, 14056), (3416, 13805), (3514, 13420), (4270, 11044), (4697, 10040), (5020, 9394), (5368, 8785), (5522, 8540), (6710, 7028)]