78716772

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^2\times {\mathrm{673}}^1$

素因数の和:727

約数の個数: 90

約数和(自身を含む): 217504518

約数和(自身を除く): 138787746

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 324, 342, 361, 513, 673, 684, 722, 1026, 1083, 1346, 1444, 1539, 2019, 2052, 2166, 2692, 3078, 3249, 4038, 4332, 6057, 6156, 6498, 8076, 9747, 12114, 12787, 12996, 18171, 19494, 24228, 25574, 29241, 36342, 38361, 38988, 51148, 54513, 58482, 72684, 76722, 109026, 115083, 116964, 153444, 218052, 230166, 242953, 345249, 460332, 485906, 690498, 728859, 971812, 1035747, 1380996, 1457718, 2071494, 2186577, 2915436, 4142988, 4373154, 6559731, 8746308, 13119462, 19679193, 26238924, 39358386, 78716772]

約数ペア:

[(1, 78716772), (2, 39358386), (3, 26238924), (4, 19679193), (6, 13119462), (9, 8746308), (12, 6559731), (18, 4373154), (19, 4142988), (27, 2915436), (36, 2186577), (38, 2071494), (54, 1457718), (57, 1380996), (76, 1035747), (81, 971812), (108, 728859), (114, 690498), (162, 485906), (171, 460332), (228, 345249), (324, 242953), (342, 230166), (361, 218052), (513, 153444), (673, 116964), (684, 115083), (722, 109026), (1026, 76722), (1083, 72684), (1346, 58482), (1444, 54513), (1539, 51148), (2019, 38988), (2052, 38361), (2166, 36342), (2692, 29241), (3078, 25574), (3249, 24228), (4038, 19494), (4332, 18171), (6057, 12996), (6156, 12787), (6498, 12114), (8076, 9747)]