81671016

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:295

約数の個数: 128

約数和(自身を含む): 243855360

約数和(自身を除く): 162184344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 71, 82, 84, 123, 142, 164, 167, 168, 213, 246, 284, 287, 328, 334, 426, 492, 497, 501, 568, 574, 668, 852, 861, 984, 994, 1002, 1148, 1169, 1336, 1491, 1704, 1722, 1988, 2004, 2296, 2338, 2911, 2982, 3444, 3507, 3976, 4008, 4676, 5822, 5964, 6847, 6888, 7014, 8733, 9352, 11644, 11857, 11928, 13694, 14028, 17466, 20377, 20541, 23288, 23714, 27388, 28056, 34932, 35571, 40754, 41082, 47428, 47929, 54776, 61131, 69864, 71142, 81508, 82164, 82999, 94856, 95858, 122262, 142284, 143787, 163016, 164328, 165998, 191716, 244524, 248997, 284568, 287574, 331996, 383432, 486137, 489048, 497994, 575148, 663992, 972274, 995988, 1150296, 1458411, 1944548, 1991976, 2916822, 3402959, 3889096, 5833644, 6805918, 10208877, 11667288, 13611836, 20417754, 27223672, 40835508, 81671016]

約数ペア:

[(1, 81671016), (2, 40835508), (3, 27223672), (4, 20417754), (6, 13611836), (7, 11667288), (8, 10208877), (12, 6805918), (14, 5833644), (21, 3889096), (24, 3402959), (28, 2916822), (41, 1991976), (42, 1944548), (56, 1458411), (71, 1150296), (82, 995988), (84, 972274), (123, 663992), (142, 575148), (164, 497994), (167, 489048), (168, 486137), (213, 383432), (246, 331996), (284, 287574), (287, 284568), (328, 248997), (334, 244524), (426, 191716), (492, 165998), (497, 164328), (501, 163016), (568, 143787), (574, 142284), (668, 122262), (852, 95858), (861, 94856), (984, 82999), (994, 82164), (1002, 81508), (1148, 71142), (1169, 69864), (1336, 61131), (1491, 54776), (1704, 47929), (1722, 47428), (1988, 41082), (2004, 40754), (2296, 35571), (2338, 34932), (2911, 28056), (2982, 27388), (3444, 23714), (3507, 23288), (3976, 20541), (4008, 20377), (4676, 17466), (5822, 14028), (5964, 13694), (6847, 11928), (6888, 11857), (7014, 11644), (8733, 9352)]