220826640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1$

素因数の和:557

約数の個数: 160

約数和(自身を含む): 718811136

約数和(自身を除く): 497984496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 67, 80, 93, 120, 124, 134, 155, 186, 201, 240, 248, 268, 310, 335, 372, 402, 443, 465, 496, 536, 620, 670, 744, 804, 886, 930, 1005, 1072, 1240, 1329, 1340, 1488, 1608, 1772, 1860, 2010, 2077, 2215, 2480, 2658, 2680, 3216, 3544, 3720, 4020, 4154, 4430, 5316, 5360, 6231, 6645, 7088, 7440, 8040, 8308, 8860, 10385, 10632, 12462, 13290, 13733, 16080, 16616, 17720, 20770, 21264, 24924, 26580, 27466, 29681, 31155, 33232, 35440, 41199, 41540, 49848, 53160, 54932, 59362, 62310, 68665, 82398, 83080, 89043, 99696, 106320, 109864, 118724, 124620, 137330, 148405, 164796, 166160, 178086, 205995, 219728, 237448, 249240, 274660, 296810, 329592, 356172, 411990, 445215, 474896, 498480, 549320, 593620, 659184, 712344, 823980, 890430, 920111, 1098640, 1187240, 1424688, 1647960, 1780860, 1840222, 2374480, 2760333, 3295920, 3561720, 3680444, 4600555, 5520666, 7123440, 7360888, 9201110, 11041332, 13801665, 14721776, 18402220, 22082664, 27603330, 36804440, 44165328, 55206660, 73608880, 110413320, 220826640]

約数ペア:

[(1, 220826640), (2, 110413320), (3, 73608880), (4, 55206660), (5, 44165328), (6, 36804440), (8, 27603330), (10, 22082664), (12, 18402220), (15, 14721776), (16, 13801665), (20, 11041332), (24, 9201110), (30, 7360888), (31, 7123440), (40, 5520666), (48, 4600555), (60, 3680444), (62, 3561720), (67, 3295920), (80, 2760333), (93, 2374480), (120, 1840222), (124, 1780860), (134, 1647960), (155, 1424688), (186, 1187240), (201, 1098640), (240, 920111), (248, 890430), (268, 823980), (310, 712344), (335, 659184), (372, 593620), (402, 549320), (443, 498480), (465, 474896), (496, 445215), (536, 411990), (620, 356172), (670, 329592), (744, 296810), (804, 274660), (886, 249240), (930, 237448), (1005, 219728), (1072, 205995), (1240, 178086), (1329, 166160), (1340, 164796), (1488, 148405), (1608, 137330), (1772, 124620), (1860, 118724), (2010, 109864), (2077, 106320), (2215, 99696), (2480, 89043), (2658, 83080), (2680, 82398), (3216, 68665), (3544, 62310), (3720, 59362), (4020, 54932), (4154, 53160), (4430, 49848), (5316, 41540), (5360, 41199), (6231, 35440), (6645, 33232), (7088, 31155), (7440, 29681), (8040, 27466), (8308, 26580), (8860, 24924), (10385, 21264), (10632, 20770), (12462, 17720), (13290, 16616), (13733, 16080)]