72821448

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{20641}}^1$

素因数の和:20667

約数の個数: 72

約数和(自身を含む): 229435830

約数和(自身を除く): 156614382

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 20641, 41282, 61923, 82564, 123846, 144487, 165128, 185769, 247692, 288974, 371538, 433461, 495384, 577948, 743076, 866922, 1011409, 1155896, 1300383, 1486152, 1733844, 2022818, 2600766, 3034227, 3467688, 4045636, 5201532, 6068454, 8091272, 9102681, 10403064, 12136908, 18205362, 24273816, 36410724, 72821448]

約数ペア:

[(1, 72821448), (2, 36410724), (3, 24273816), (4, 18205362), (6, 12136908), (7, 10403064), (8, 9102681), (9, 8091272), (12, 6068454), (14, 5201532), (18, 4045636), (21, 3467688), (24, 3034227), (28, 2600766), (36, 2022818), (42, 1733844), (49, 1486152), (56, 1300383), (63, 1155896), (72, 1011409), (84, 866922), (98, 743076), (126, 577948), (147, 495384), (168, 433461), (196, 371538), (252, 288974), (294, 247692), (392, 185769), (441, 165128), (504, 144487), (588, 123846), (882, 82564), (1176, 61923), (1764, 41282), (3528, 20641)]