81801684

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{461}}^1$

素因数の和:558

約数の個数: 96

約数和(自身を含む): 223534080

約数和(自身を除く): 141732396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 53, 54, 62, 93, 106, 108, 124, 159, 186, 212, 279, 318, 372, 461, 477, 558, 636, 837, 922, 954, 1116, 1383, 1431, 1643, 1674, 1844, 1908, 2766, 2862, 3286, 3348, 4149, 4929, 5532, 5724, 6572, 8298, 9858, 12447, 14291, 14787, 16596, 19716, 24433, 24894, 28582, 29574, 42873, 44361, 48866, 49788, 57164, 59148, 73299, 85746, 88722, 97732, 128619, 146598, 171492, 177444, 219897, 257238, 293196, 385857, 439794, 514476, 659691, 757423, 771714, 879588, 1319382, 1514846, 1543428, 2272269, 2638764, 3029692, 4544538, 6816807, 9089076, 13633614, 20450421, 27267228, 40900842, 81801684]

約数ペア:

[(1, 81801684), (2, 40900842), (3, 27267228), (4, 20450421), (6, 13633614), (9, 9089076), (12, 6816807), (18, 4544538), (27, 3029692), (31, 2638764), (36, 2272269), (53, 1543428), (54, 1514846), (62, 1319382), (93, 879588), (106, 771714), (108, 757423), (124, 659691), (159, 514476), (186, 439794), (212, 385857), (279, 293196), (318, 257238), (372, 219897), (461, 177444), (477, 171492), (558, 146598), (636, 128619), (837, 97732), (922, 88722), (954, 85746), (1116, 73299), (1383, 59148), (1431, 57164), (1643, 49788), (1674, 48866), (1844, 44361), (1908, 42873), (2766, 29574), (2862, 28582), (3286, 24894), (3348, 24433), (4149, 19716), (4929, 16596), (5532, 14787), (5724, 14291), (6572, 12447), (8298, 9858)]