445740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:71

約数の個数: 96

約数和(自身を含む): 1451520

約数和(自身を除く): 1005780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 23, 30, 34, 38, 46, 51, 57, 60, 68, 69, 76, 85, 92, 95, 102, 114, 115, 138, 170, 190, 204, 228, 230, 255, 276, 285, 323, 340, 345, 380, 391, 437, 460, 510, 570, 646, 690, 782, 874, 969, 1020, 1140, 1173, 1292, 1311, 1380, 1564, 1615, 1748, 1938, 1955, 2185, 2346, 2622, 3230, 3876, 3910, 4370, 4692, 4845, 5244, 5865, 6460, 6555, 7429, 7820, 8740, 9690, 11730, 13110, 14858, 19380, 22287, 23460, 26220, 29716, 37145, 44574, 74290, 89148, 111435, 148580, 222870, 445740]

約数ペア:

[(1, 445740), (2, 222870), (3, 148580), (4, 111435), (5, 89148), (6, 74290), (10, 44574), (12, 37145), (15, 29716), (17, 26220), (19, 23460), (20, 22287), (23, 19380), (30, 14858), (34, 13110), (38, 11730), (46, 9690), (51, 8740), (57, 7820), (60, 7429), (68, 6555), (69, 6460), (76, 5865), (85, 5244), (92, 4845), (95, 4692), (102, 4370), (114, 3910), (115, 3876), (138, 3230), (170, 2622), (190, 2346), (204, 2185), (228, 1955), (230, 1938), (255, 1748), (276, 1615), (285, 1564), (323, 1380), (340, 1311), (345, 1292), (380, 1173), (391, 1140), (437, 1020), (460, 969), (510, 874), (570, 782), (646, 690)]