161808737580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{196661}}^1$

素因数の和:197336

約数の個数: 144

約数和(自身を含む): 561798828864

約数和(自身を除く): 399990091284

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 653, 1260, 1306, 1959, 2612, 3265, 3918, 4571, 5877, 6530, 7836, 9142, 9795, 11754, 13060, 13713, 18284, 19590, 22855, 23508, 27426, 29385, 39180, 41139, 45710, 54852, 58770, 68565, 82278, 91420, 117540, 137130, 164556, 196661, 205695, 274260, 393322, 411390, 589983, 786644, 822780, 983305, 1179966, 1376627, 1769949, 1966610, 2359932, 2753254, 2949915, 3539898, 3933220, 4129881, 5506508, 5899830, 6883135, 7079796, 8259762, 8849745, 11799660, 12389643, 13766270, 16519524, 17699490, 20649405, 24779286, 27532540, 35398980, 41298810, 49558572, 61948215, 82597620, 123896430, 128419633, 247792860, 256839266, 385258899, 513678532, 642098165, 770517798, 898937431, 1155776697, 1284196330, 1541035596, 1797874862, 1926294495, 2311553394, 2568392660, 2696812293, 3595749724, 3852588990, 4494687155, 4623106788, 5393624586, 5778883485, 7705177980, 8090436879, 8989374310, 10787249172, 11557766970, 13484061465, 16180873758, 17978748620, 23115533940, 26968122930, 32361747516, 40452184395, 53936245860, 80904368790, 161808737580]

約数ペア:

[(1, 161808737580), (2, 80904368790), (3, 53936245860), (4, 40452184395), (5, 32361747516), (6, 26968122930), (7, 23115533940), (9, 17978748620), (10, 16180873758), (12, 13484061465), (14, 11557766970), (15, 10787249172), (18, 8989374310), (20, 8090436879), (21, 7705177980), (28, 5778883485), (30, 5393624586), (35, 4623106788), (36, 4494687155), (42, 3852588990), (45, 3595749724), (60, 2696812293), (63, 2568392660), (70, 2311553394), (84, 1926294495), (90, 1797874862), (105, 1541035596), (126, 1284196330), (140, 1155776697), (180, 898937431), (210, 770517798), (252, 642098165), (315, 513678532), (420, 385258899), (630, 256839266), (653, 247792860), (1260, 128419633), (1306, 123896430), (1959, 82597620), (2612, 61948215), (3265, 49558572), (3918, 41298810), (4571, 35398980), (5877, 27532540), (6530, 24779286), (7836, 20649405), (9142, 17699490), (9795, 16519524), (11754, 13766270), (13060, 12389643), (13713, 11799660), (18284, 8849745), (19590, 8259762), (22855, 7079796), (23508, 6883135), (27426, 5899830), (29385, 5506508), (39180, 4129881), (41139, 3933220), (45710, 3539898), (54852, 2949915), (58770, 2753254), (68565, 2359932), (82278, 1966610), (91420, 1769949), (117540, 1376627), (137130, 1179966), (164556, 983305), (196661, 822780), (205695, 786644), (274260, 589983), (393322, 411390)]