154349440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:420

約数の個数: 128

約数和(自身を含む): 426539520

約数和(自身を除く): 272190080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 131, 140, 160, 224, 262, 263, 280, 320, 448, 524, 526, 560, 640, 655, 896, 917, 1048, 1052, 1120, 1310, 1315, 1834, 1841, 2096, 2104, 2240, 2620, 2630, 3668, 3682, 4192, 4208, 4480, 4585, 5240, 5260, 7336, 7364, 8384, 8416, 9170, 9205, 10480, 10520, 14672, 14728, 16768, 16832, 18340, 18410, 20960, 21040, 29344, 29456, 33664, 34453, 36680, 36820, 41920, 42080, 58688, 58912, 68906, 73360, 73640, 83840, 84160, 117376, 117824, 137812, 146720, 147280, 168320, 172265, 235648, 241171, 275624, 293440, 294560, 344530, 482342, 551248, 586880, 589120, 689060, 964684, 1102496, 1178240, 1205855, 1378120, 1929368, 2204992, 2411710, 2756240, 3858736, 4409984, 4823420, 5512480, 7717472, 9646840, 11024960, 15434944, 19293680, 22049920, 30869888, 38587360, 77174720, 154349440]

約数ペア:

[(1, 154349440), (2, 77174720), (4, 38587360), (5, 30869888), (7, 22049920), (8, 19293680), (10, 15434944), (14, 11024960), (16, 9646840), (20, 7717472), (28, 5512480), (32, 4823420), (35, 4409984), (40, 3858736), (56, 2756240), (64, 2411710), (70, 2204992), (80, 1929368), (112, 1378120), (128, 1205855), (131, 1178240), (140, 1102496), (160, 964684), (224, 689060), (262, 589120), (263, 586880), (280, 551248), (320, 482342), (448, 344530), (524, 294560), (526, 293440), (560, 275624), (640, 241171), (655, 235648), (896, 172265), (917, 168320), (1048, 147280), (1052, 146720), (1120, 137812), (1310, 117824), (1315, 117376), (1834, 84160), (1841, 83840), (2096, 73640), (2104, 73360), (2240, 68906), (2620, 58912), (2630, 58688), (3668, 42080), (3682, 41920), (4192, 36820), (4208, 36680), (4480, 34453), (4585, 33664), (5240, 29456), (5260, 29344), (7336, 21040), (7364, 20960), (8384, 18410), (8416, 18340), (9170, 16832), (9205, 16768), (10480, 14728), (10520, 14672)]