426212800

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:727

約数の個数: 168

約数和(自身を含む): 1167619712

約数和(自身を除く): 741406912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 64, 65, 80, 100, 104, 124, 130, 155, 160, 200, 208, 248, 260, 310, 320, 325, 400, 403, 416, 496, 520, 620, 650, 661, 775, 800, 806, 832, 992, 1040, 1240, 1300, 1322, 1550, 1600, 1612, 1984, 2015, 2080, 2480, 2600, 2644, 3100, 3224, 3305, 4030, 4160, 4960, 5200, 5288, 6200, 6448, 6610, 8060, 8593, 9920, 10075, 10400, 10576, 12400, 12896, 13220, 16120, 16525, 17186, 20150, 20491, 20800, 21152, 24800, 25792, 26440, 32240, 33050, 34372, 40300, 40982, 42304, 42965, 49600, 52880, 64480, 66100, 68744, 80600, 81964, 85930, 102455, 105760, 128960, 132200, 137488, 161200, 163928, 171860, 204910, 211520, 214825, 264400, 266383, 274976, 322400, 327856, 343720, 409820, 429650, 512275, 528800, 532766, 549952, 644800, 655712, 687440, 819640, 859300, 1024550, 1057600, 1065532, 1311424, 1331915, 1374880, 1639280, 1718600, 2049100, 2131064, 2663830, 2749760, 3278560, 3437200, 4098200, 4262128, 5327660, 6557120, 6659575, 6874400, 8196400, 8524256, 10655320, 13319150, 13748800, 16392800, 17048512, 21310640, 26638300, 32785600, 42621280, 53276600, 85242560, 106553200, 213106400, 426212800]

約数ペア:

[(1, 426212800), (2, 213106400), (4, 106553200), (5, 85242560), (8, 53276600), (10, 42621280), (13, 32785600), (16, 26638300), (20, 21310640), (25, 17048512), (26, 16392800), (31, 13748800), (32, 13319150), (40, 10655320), (50, 8524256), (52, 8196400), (62, 6874400), (64, 6659575), (65, 6557120), (80, 5327660), (100, 4262128), (104, 4098200), (124, 3437200), (130, 3278560), (155, 2749760), (160, 2663830), (200, 2131064), (208, 2049100), (248, 1718600), (260, 1639280), (310, 1374880), (320, 1331915), (325, 1311424), (400, 1065532), (403, 1057600), (416, 1024550), (496, 859300), (520, 819640), (620, 687440), (650, 655712), (661, 644800), (775, 549952), (800, 532766), (806, 528800), (832, 512275), (992, 429650), (1040, 409820), (1240, 343720), (1300, 327856), (1322, 322400), (1550, 274976), (1600, 266383), (1612, 264400), (1984, 214825), (2015, 211520), (2080, 204910), (2480, 171860), (2600, 163928), (2644, 161200), (3100, 137488), (3224, 132200), (3305, 128960), (4030, 105760), (4160, 102455), (4960, 85930), (5200, 81964), (5288, 80600), (6200, 68744), (6448, 66100), (6610, 64480), (8060, 52880), (8593, 49600), (9920, 42965), (10075, 42304), (10400, 40982), (10576, 40300), (12400, 34372), (12896, 33050), (13220, 32240), (16120, 26440), (16525, 25792), (17186, 24800), (20150, 21152), (20491, 20800)]