81205848

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:502

約数の個数: 128

約数和(自身を含む): 243072000

約数和(自身を除く): 161866152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 47, 54, 57, 72, 76, 94, 108, 114, 141, 152, 171, 188, 216, 228, 282, 342, 376, 421, 423, 456, 513, 564, 684, 842, 846, 893, 1026, 1128, 1263, 1269, 1368, 1684, 1692, 1786, 2052, 2526, 2538, 2679, 3368, 3384, 3572, 3789, 4104, 5052, 5076, 5358, 7144, 7578, 7999, 8037, 10104, 10152, 10716, 11367, 15156, 15998, 16074, 19787, 21432, 22734, 23997, 24111, 30312, 31996, 32148, 39574, 45468, 47994, 48222, 59361, 63992, 64296, 71991, 79148, 90936, 95988, 96444, 118722, 143982, 158296, 178083, 191976, 192888, 215973, 237444, 287964, 356166, 375953, 431946, 474888, 534249, 575928, 712332, 751906, 863892, 1068498, 1127859, 1424664, 1503812, 1727784, 2136996, 2255718, 3007624, 3383577, 4273992, 4511436, 6767154, 9022872, 10150731, 13534308, 20301462, 27068616, 40602924, 81205848]

約数ペア:

[(1, 81205848), (2, 40602924), (3, 27068616), (4, 20301462), (6, 13534308), (8, 10150731), (9, 9022872), (12, 6767154), (18, 4511436), (19, 4273992), (24, 3383577), (27, 3007624), (36, 2255718), (38, 2136996), (47, 1727784), (54, 1503812), (57, 1424664), (72, 1127859), (76, 1068498), (94, 863892), (108, 751906), (114, 712332), (141, 575928), (152, 534249), (171, 474888), (188, 431946), (216, 375953), (228, 356166), (282, 287964), (342, 237444), (376, 215973), (421, 192888), (423, 191976), (456, 178083), (513, 158296), (564, 143982), (684, 118722), (842, 96444), (846, 95988), (893, 90936), (1026, 79148), (1128, 71991), (1263, 64296), (1269, 63992), (1368, 59361), (1684, 48222), (1692, 47994), (1786, 45468), (2052, 39574), (2526, 32148), (2538, 31996), (2679, 30312), (3368, 24111), (3384, 23997), (3572, 22734), (3789, 21432), (4104, 19787), (5052, 16074), (5076, 15998), (5358, 15156), (7144, 11367), (7578, 10716), (7999, 10152), (8037, 10104)]