163661744

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:402

約数の個数: 80

約数和(自身を含む): 353548800

約数和(自身を除く): 189887056

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 89, 92, 152, 178, 184, 263, 304, 356, 368, 437, 526, 712, 874, 1052, 1424, 1691, 1748, 2047, 2104, 3382, 3496, 4094, 4208, 4997, 6049, 6764, 6992, 8188, 9994, 12098, 13528, 16376, 19988, 23407, 24196, 27056, 32752, 38893, 39976, 46814, 48392, 77786, 79952, 93628, 96784, 114931, 155572, 187256, 229862, 311144, 374512, 444733, 459724, 538361, 622288, 889466, 919448, 1076722, 1778932, 1838896, 2153444, 3557864, 4306888, 7115728, 8613776, 10228859, 20457718, 40915436, 81830872, 163661744]

約数ペア:

[(1, 163661744), (2, 81830872), (4, 40915436), (8, 20457718), (16, 10228859), (19, 8613776), (23, 7115728), (38, 4306888), (46, 3557864), (76, 2153444), (89, 1838896), (92, 1778932), (152, 1076722), (178, 919448), (184, 889466), (263, 622288), (304, 538361), (356, 459724), (368, 444733), (437, 374512), (526, 311144), (712, 229862), (874, 187256), (1052, 155572), (1424, 114931), (1691, 96784), (1748, 93628), (2047, 79952), (2104, 77786), (3382, 48392), (3496, 46814), (4094, 39976), (4208, 38893), (4997, 32752), (6049, 27056), (6764, 24196), (6992, 23407), (8188, 19988), (9994, 16376), (12098, 13528)]