72168246

素因数分解:

$2^1\times 3^4\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:251

約数の個数: 80

約数和(自身を含む): 168344880

約数和(自身を除く): 96176634

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 67, 81, 109, 122, 134, 162, 183, 201, 218, 327, 366, 402, 549, 603, 654, 981, 1098, 1206, 1647, 1809, 1962, 2943, 3294, 3618, 4087, 4941, 5427, 5886, 6649, 7303, 8174, 8829, 9882, 10854, 12261, 13298, 14606, 17658, 19947, 21909, 24522, 36783, 39894, 43818, 59841, 65727, 73566, 110349, 119682, 131454, 179523, 197181, 220698, 331047, 359046, 394362, 445483, 538569, 591543, 662094, 890966, 1077138, 1183086, 1336449, 2672898, 4009347, 8018694, 12028041, 24056082, 36084123, 72168246]

約数ペア:

[(1, 72168246), (2, 36084123), (3, 24056082), (6, 12028041), (9, 8018694), (18, 4009347), (27, 2672898), (54, 1336449), (61, 1183086), (67, 1077138), (81, 890966), (109, 662094), (122, 591543), (134, 538569), (162, 445483), (183, 394362), (201, 359046), (218, 331047), (327, 220698), (366, 197181), (402, 179523), (549, 131454), (603, 119682), (654, 110349), (981, 73566), (1098, 65727), (1206, 59841), (1647, 43818), (1809, 39894), (1962, 36783), (2943, 24522), (3294, 21909), (3618, 19947), (4087, 17658), (4941, 14606), (5427, 13298), (5886, 12261), (6649, 10854), (7303, 9882), (8174, 8829)]