686182320

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{647}}^1$

素因数の和:1160

約数の個数: 160

約数和(自身を含む): 2371991040

約数和(自身を除く): 1685808720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 491, 540, 647, 720, 982, 1080, 1294, 1473, 1941, 1964, 2160, 2455, 2588, 2946, 3235, 3882, 3928, 4419, 4910, 5176, 5823, 5892, 6470, 7365, 7764, 7856, 8838, 9705, 9820, 10352, 11646, 11784, 12940, 13257, 14730, 15528, 17469, 17676, 19410, 19640, 22095, 23292, 23568, 25880, 26514, 29115, 29460, 31056, 34938, 35352, 38820, 39280, 44190, 46584, 51760, 53028, 58230, 58920, 66285, 69876, 70704, 77640, 87345, 88380, 93168, 106056, 116460, 117840, 132570, 139752, 155280, 174690, 176760, 212112, 232920, 265140, 279504, 317677, 349380, 353520, 465840, 530280, 635354, 698760, 953031, 1060560, 1270708, 1397520, 1588385, 1906062, 2541416, 2859093, 3176770, 3812124, 4765155, 5082832, 5718186, 6353540, 7624248, 8577279, 9530310, 11436372, 12707080, 14295465, 15248496, 17154558, 19060620, 22872744, 25414160, 28590930, 34309116, 38121240, 42886395, 45745488, 57181860, 68618232, 76242480, 85772790, 114363720, 137236464, 171545580, 228727440, 343091160, 686182320]

約数ペア:

[(1, 686182320), (2, 343091160), (3, 228727440), (4, 171545580), (5, 137236464), (6, 114363720), (8, 85772790), (9, 76242480), (10, 68618232), (12, 57181860), (15, 45745488), (16, 42886395), (18, 38121240), (20, 34309116), (24, 28590930), (27, 25414160), (30, 22872744), (36, 19060620), (40, 17154558), (45, 15248496), (48, 14295465), (54, 12707080), (60, 11436372), (72, 9530310), (80, 8577279), (90, 7624248), (108, 6353540), (120, 5718186), (135, 5082832), (144, 4765155), (180, 3812124), (216, 3176770), (240, 2859093), (270, 2541416), (360, 1906062), (432, 1588385), (491, 1397520), (540, 1270708), (647, 1060560), (720, 953031), (982, 698760), (1080, 635354), (1294, 530280), (1473, 465840), (1941, 353520), (1964, 349380), (2160, 317677), (2455, 279504), (2588, 265140), (2946, 232920), (3235, 212112), (3882, 176760), (3928, 174690), (4419, 155280), (4910, 139752), (5176, 132570), (5823, 117840), (5892, 116460), (6470, 106056), (7365, 93168), (7764, 88380), (7856, 87345), (8838, 77640), (9705, 70704), (9820, 69876), (10352, 66285), (11646, 58920), (11784, 58230), (12940, 53028), (13257, 51760), (14730, 46584), (15528, 44190), (17469, 39280), (17676, 38820), (19410, 35352), (19640, 34938), (22095, 31056), (23292, 29460), (23568, 29115), (25880, 26514)]