72034168

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:560

約数の個数: 64

約数和(自身を含む): 153338400

約数和(自身を除く): 81304232

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 61, 68, 76, 122, 136, 152, 244, 323, 457, 488, 646, 914, 1037, 1159, 1292, 1828, 2074, 2318, 2584, 3656, 4148, 4636, 7769, 8296, 8683, 9272, 15538, 17366, 19703, 27877, 31076, 34732, 39406, 55754, 62152, 69464, 78812, 111508, 147611, 157624, 223016, 295222, 473909, 529663, 590444, 947818, 1059326, 1180888, 1895636, 2118652, 3791272, 4237304, 9004271, 18008542, 36017084, 72034168]

約数ペア:

[(1, 72034168), (2, 36017084), (4, 18008542), (8, 9004271), (17, 4237304), (19, 3791272), (34, 2118652), (38, 1895636), (61, 1180888), (68, 1059326), (76, 947818), (122, 590444), (136, 529663), (152, 473909), (244, 295222), (323, 223016), (457, 157624), (488, 147611), (646, 111508), (914, 78812), (1037, 69464), (1159, 62152), (1292, 55754), (1828, 39406), (2074, 34732), (2318, 31076), (2584, 27877), (3656, 19703), (4148, 17366), (4636, 15538), (7769, 9272), (8296, 8683)]