156734420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:357

約数の個数: 96

約数和(自身を含む): 367718400

約数和(自身を除く): 210983980

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 79, 92, 95, 115, 158, 190, 227, 230, 316, 380, 395, 437, 454, 460, 790, 874, 908, 1135, 1501, 1580, 1748, 1817, 2185, 2270, 3002, 3634, 4313, 4370, 4540, 5221, 6004, 7268, 7505, 8626, 8740, 9085, 10442, 15010, 17252, 17933, 18170, 20884, 21565, 26105, 30020, 34523, 35866, 36340, 43130, 52210, 69046, 71732, 86260, 89665, 99199, 104420, 138092, 172615, 179330, 198398, 340727, 345230, 358660, 396796, 412459, 495995, 681454, 690460, 824918, 991990, 1362908, 1649836, 1703635, 1983980, 2062295, 3407270, 4124590, 6814540, 7836721, 8249180, 15673442, 31346884, 39183605, 78367210, 156734420]

約数ペア:

[(1, 156734420), (2, 78367210), (4, 39183605), (5, 31346884), (10, 15673442), (19, 8249180), (20, 7836721), (23, 6814540), (38, 4124590), (46, 3407270), (76, 2062295), (79, 1983980), (92, 1703635), (95, 1649836), (115, 1362908), (158, 991990), (190, 824918), (227, 690460), (230, 681454), (316, 495995), (380, 412459), (395, 396796), (437, 358660), (454, 345230), (460, 340727), (790, 198398), (874, 179330), (908, 172615), (1135, 138092), (1501, 104420), (1580, 99199), (1748, 89665), (1817, 86260), (2185, 71732), (2270, 69046), (3002, 52210), (3634, 43130), (4313, 36340), (4370, 35866), (4540, 34523), (5221, 30020), (6004, 26105), (7268, 21565), (7505, 20884), (8626, 18170), (8740, 17933), (9085, 17252), (10442, 15010)]