158507720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 430755840

約数和(自身を除く): 272248120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 151, 161, 163, 184, 230, 280, 302, 322, 326, 460, 604, 644, 652, 755, 805, 815, 920, 1057, 1141, 1208, 1288, 1304, 1510, 1610, 1630, 2114, 2282, 3020, 3220, 3260, 3473, 3749, 4228, 4564, 5285, 5705, 6040, 6440, 6520, 6946, 7498, 8456, 9128, 10570, 11410, 13892, 14996, 17365, 18745, 21140, 22820, 24311, 24613, 26243, 27784, 29992, 34730, 37490, 42280, 45640, 48622, 49226, 52486, 69460, 74980, 97244, 98452, 104972, 121555, 123065, 131215, 138920, 149960, 172291, 194488, 196904, 209944, 243110, 246130, 262430, 344582, 486220, 492260, 524860, 566099, 689164, 861455, 972440, 984520, 1049720, 1132198, 1378328, 1722910, 2264396, 2830495, 3445820, 3962693, 4528792, 5660990, 6891640, 7925386, 11321980, 15850772, 19813465, 22643960, 31701544, 39626930, 79253860, 158507720]

約数ペア:

[(1, 158507720), (2, 79253860), (4, 39626930), (5, 31701544), (7, 22643960), (8, 19813465), (10, 15850772), (14, 11321980), (20, 7925386), (23, 6891640), (28, 5660990), (35, 4528792), (40, 3962693), (46, 3445820), (56, 2830495), (70, 2264396), (92, 1722910), (115, 1378328), (140, 1132198), (151, 1049720), (161, 984520), (163, 972440), (184, 861455), (230, 689164), (280, 566099), (302, 524860), (322, 492260), (326, 486220), (460, 344582), (604, 262430), (644, 246130), (652, 243110), (755, 209944), (805, 196904), (815, 194488), (920, 172291), (1057, 149960), (1141, 138920), (1208, 131215), (1288, 123065), (1304, 121555), (1510, 104972), (1610, 98452), (1630, 97244), (2114, 74980), (2282, 69460), (3020, 52486), (3220, 49226), (3260, 48622), (3473, 45640), (3749, 42280), (4228, 37490), (4564, 34730), (5285, 29992), (5705, 27784), (6040, 26243), (6440, 24613), (6520, 24311), (6946, 22820), (7498, 21140), (8456, 18745), (9128, 17365), (10570, 14996), (11410, 13892)]