1388454900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1873}}^1$

素因数の和:2250

約数の個数: 144

約数和(自身を含む): 4606621824

約数和(自身を除く): 3218166924

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 353, 420, 525, 700, 706, 1050, 1059, 1412, 1765, 1873, 2100, 2118, 2471, 3530, 3746, 4236, 4942, 5295, 5619, 7060, 7413, 7492, 8825, 9365, 9884, 10590, 11238, 12355, 13111, 14826, 17650, 18730, 21180, 22476, 24710, 26222, 26475, 28095, 29652, 35300, 37065, 37460, 39333, 46825, 49420, 52444, 52950, 56190, 61775, 65555, 74130, 78666, 93650, 105900, 112380, 123550, 131110, 140475, 148260, 157332, 185325, 187300, 196665, 247100, 262220, 280950, 327775, 370650, 393330, 561900, 655550, 661169, 741300, 786660, 983325, 1311100, 1322338, 1966650, 1983507, 2644676, 3305845, 3933300, 3967014, 4628183, 6611690, 7934028, 9256366, 9917535, 13223380, 13884549, 16529225, 18512732, 19835070, 23140915, 27769098, 33058450, 39670140, 46281830, 49587675, 55538196, 66116900, 69422745, 92563660, 99175350, 115704575, 138845490, 198350700, 231409150, 277690980, 347113725, 462818300, 694227450, 1388454900]

約数ペア:

[(1, 1388454900), (2, 694227450), (3, 462818300), (4, 347113725), (5, 277690980), (6, 231409150), (7, 198350700), (10, 138845490), (12, 115704575), (14, 99175350), (15, 92563660), (20, 69422745), (21, 66116900), (25, 55538196), (28, 49587675), (30, 46281830), (35, 39670140), (42, 33058450), (50, 27769098), (60, 23140915), (70, 19835070), (75, 18512732), (84, 16529225), (100, 13884549), (105, 13223380), (140, 9917535), (150, 9256366), (175, 7934028), (210, 6611690), (300, 4628183), (350, 3967014), (353, 3933300), (420, 3305845), (525, 2644676), (700, 1983507), (706, 1966650), (1050, 1322338), (1059, 1311100), (1412, 983325), (1765, 786660), (1873, 741300), (2100, 661169), (2118, 655550), (2471, 561900), (3530, 393330), (3746, 370650), (4236, 327775), (4942, 280950), (5295, 262220), (5619, 247100), (7060, 196665), (7413, 187300), (7492, 185325), (8825, 157332), (9365, 148260), (9884, 140475), (10590, 131110), (11238, 123550), (12355, 112380), (13111, 105900), (14826, 93650), (17650, 78666), (18730, 74130), (21180, 65555), (22476, 61775), (24710, 56190), (26222, 52950), (26475, 52444), (28095, 49420), (29652, 46825), (35300, 39333), (37065, 37460)]