38997420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1$

素因数の和:420

約数の個数: 192

約数和(自身を含む): 142442496

約数和(自身を除く): 103445076

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 23, 28, 30, 33, 35, 42, 44, 46, 55, 60, 66, 69, 70, 77, 84, 92, 105, 110, 115, 132, 138, 140, 154, 161, 165, 210, 220, 230, 231, 253, 276, 308, 322, 330, 345, 367, 385, 420, 460, 462, 483, 506, 644, 660, 690, 734, 759, 770, 805, 924, 966, 1012, 1101, 1155, 1265, 1380, 1468, 1518, 1540, 1610, 1771, 1835, 1932, 2202, 2310, 2415, 2530, 2569, 3036, 3220, 3542, 3670, 3795, 4037, 4404, 4620, 4830, 5060, 5138, 5313, 5505, 7084, 7340, 7590, 7707, 8074, 8441, 8855, 9660, 10276, 10626, 11010, 12111, 12845, 15180, 15414, 16148, 16882, 17710, 20185, 21252, 22020, 24222, 25323, 25690, 26565, 28259, 30828, 33764, 35420, 38535, 40370, 42205, 48444, 50646, 51380, 53130, 56518, 59087, 60555, 77070, 80740, 84410, 84777, 92851, 101292, 106260, 113036, 118174, 121110, 126615, 141295, 154140, 168820, 169554, 177261, 185702, 236348, 242220, 253230, 278553, 282590, 295435, 339108, 354522, 371404, 423885, 464255, 506460, 557106, 565180, 590870, 649957, 709044, 847770, 886305, 928510, 1114212, 1181740, 1299914, 1392765, 1695540, 1772610, 1857020, 1949871, 2599828, 2785530, 3249785, 3545220, 3899742, 5571060, 6499570, 7799484, 9749355, 12999140, 19498710, 38997420]

約数ペア:

[(1, 38997420), (2, 19498710), (3, 12999140), (4, 9749355), (5, 7799484), (6, 6499570), (7, 5571060), (10, 3899742), (11, 3545220), (12, 3249785), (14, 2785530), (15, 2599828), (20, 1949871), (21, 1857020), (22, 1772610), (23, 1695540), (28, 1392765), (30, 1299914), (33, 1181740), (35, 1114212), (42, 928510), (44, 886305), (46, 847770), (55, 709044), (60, 649957), (66, 590870), (69, 565180), (70, 557106), (77, 506460), (84, 464255), (92, 423885), (105, 371404), (110, 354522), (115, 339108), (132, 295435), (138, 282590), (140, 278553), (154, 253230), (161, 242220), (165, 236348), (210, 185702), (220, 177261), (230, 169554), (231, 168820), (253, 154140), (276, 141295), (308, 126615), (322, 121110), (330, 118174), (345, 113036), (367, 106260), (385, 101292), (420, 92851), (460, 84777), (462, 84410), (483, 80740), (506, 77070), (644, 60555), (660, 59087), (690, 56518), (734, 53130), (759, 51380), (770, 50646), (805, 48444), (924, 42205), (966, 40370), (1012, 38535), (1101, 35420), (1155, 33764), (1265, 30828), (1380, 28259), (1468, 26565), (1518, 25690), (1540, 25323), (1610, 24222), (1771, 22020), (1835, 21252), (1932, 20185), (2202, 17710), (2310, 16882), (2415, 16148), (2530, 15414), (2569, 15180), (3036, 12845), (3220, 12111), (3542, 11010), (3670, 10626), (3795, 10276), (4037, 9660), (4404, 8855), (4620, 8441), (4830, 8074), (5060, 7707), (5138, 7590), (5313, 7340), (5505, 7084)]