39311820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:504

約数の個数: 144

約数和(自身を含む): 130908960

約数和(自身を除く): 91597140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 29, 30, 34, 36, 45, 51, 58, 60, 68, 85, 87, 90, 102, 116, 145, 153, 170, 174, 180, 204, 255, 261, 290, 306, 340, 348, 435, 443, 493, 510, 522, 580, 612, 765, 870, 886, 986, 1020, 1044, 1305, 1329, 1479, 1530, 1740, 1772, 1972, 2215, 2465, 2610, 2658, 2958, 3060, 3987, 4430, 4437, 4930, 5220, 5316, 5916, 6645, 7395, 7531, 7974, 8860, 8874, 9860, 12847, 13290, 14790, 15062, 15948, 17748, 19935, 22185, 22593, 25694, 26580, 29580, 30124, 37655, 38541, 39870, 44370, 45186, 51388, 64235, 67779, 75310, 77082, 79740, 88740, 90372, 112965, 115623, 128470, 135558, 150620, 154164, 192705, 218399, 225930, 231246, 256940, 271116, 338895, 385410, 436798, 451860, 462492, 578115, 655197, 677790, 770820, 873596, 1091995, 1156230, 1310394, 1355580, 1965591, 2183990, 2312460, 2620788, 3275985, 3931182, 4367980, 6551970, 7862364, 9827955, 13103940, 19655910, 39311820]

約数ペア:

[(1, 39311820), (2, 19655910), (3, 13103940), (4, 9827955), (5, 7862364), (6, 6551970), (9, 4367980), (10, 3931182), (12, 3275985), (15, 2620788), (17, 2312460), (18, 2183990), (20, 1965591), (29, 1355580), (30, 1310394), (34, 1156230), (36, 1091995), (45, 873596), (51, 770820), (58, 677790), (60, 655197), (68, 578115), (85, 462492), (87, 451860), (90, 436798), (102, 385410), (116, 338895), (145, 271116), (153, 256940), (170, 231246), (174, 225930), (180, 218399), (204, 192705), (255, 154164), (261, 150620), (290, 135558), (306, 128470), (340, 115623), (348, 112965), (435, 90372), (443, 88740), (493, 79740), (510, 77082), (522, 75310), (580, 67779), (612, 64235), (765, 51388), (870, 45186), (886, 44370), (986, 39870), (1020, 38541), (1044, 37655), (1305, 30124), (1329, 29580), (1479, 26580), (1530, 25694), (1740, 22593), (1772, 22185), (1972, 19935), (2215, 17748), (2465, 15948), (2610, 15062), (2658, 14790), (2958, 13290), (3060, 12847), (3987, 9860), (4430, 8874), (4437, 8860), (4930, 7974), (5220, 7531), (5316, 7395), (5916, 6645)]