220400400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{283}}^1$

素因数の和:374

約数の個数: 240

約数和(自身を含む): 786021120

約数和(自身を除く): 565620720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 33, 40, 44, 48, 50, 55, 59, 60, 66, 75, 80, 88, 100, 110, 118, 120, 132, 150, 165, 176, 177, 200, 220, 236, 240, 264, 275, 283, 295, 300, 330, 354, 400, 440, 472, 528, 550, 566, 590, 600, 649, 660, 708, 825, 849, 880, 885, 944, 1100, 1132, 1180, 1200, 1298, 1320, 1415, 1416, 1475, 1650, 1698, 1770, 1947, 2200, 2264, 2360, 2596, 2640, 2830, 2832, 2950, 3113, 3245, 3300, 3396, 3540, 3894, 4245, 4400, 4425, 4528, 4720, 5192, 5660, 5900, 6226, 6490, 6600, 6792, 7075, 7080, 7788, 8490, 8850, 9339, 9735, 10384, 11320, 11800, 12452, 12980, 13200, 13584, 14150, 14160, 15565, 15576, 16225, 16697, 16980, 17700, 18678, 19470, 21225, 22640, 23600, 24904, 25960, 28300, 31130, 31152, 32450, 33394, 33960, 35400, 37356, 38940, 42450, 46695, 48675, 49808, 50091, 51920, 56600, 62260, 64900, 66788, 67920, 70800, 74712, 77825, 77880, 83485, 84900, 93390, 97350, 100182, 113200, 124520, 129800, 133576, 149424, 155650, 155760, 166970, 169800, 183667, 186780, 194700, 200364, 233475, 249040, 250455, 259600, 267152, 311300, 333940, 339600, 367334, 373560, 389400, 400728, 417425, 466950, 500910, 551001, 622600, 667880, 734668, 747120, 778800, 801456, 834850, 918335, 933900, 1001820, 1102002, 1245200, 1252275, 1335760, 1469336, 1669700, 1836670, 1867800, 2003640, 2204004, 2504550, 2755005, 2938672, 3339400, 3673340, 3735600, 4007280, 4408008, 4591675, 5009100, 5510010, 6678800, 7346680, 8816016, 9183350, 10018200, 11020020, 13775025, 14693360, 18366700, 20036400, 22040040, 27550050, 36733400, 44080080, 55100100, 73466800, 110200200, 220400400]

約数ペア:

[(1, 220400400), (2, 110200200), (3, 73466800), (4, 55100100), (5, 44080080), (6, 36733400), (8, 27550050), (10, 22040040), (11, 20036400), (12, 18366700), (15, 14693360), (16, 13775025), (20, 11020020), (22, 10018200), (24, 9183350), (25, 8816016), (30, 7346680), (33, 6678800), (40, 5510010), (44, 5009100), (48, 4591675), (50, 4408008), (55, 4007280), (59, 3735600), (60, 3673340), (66, 3339400), (75, 2938672), (80, 2755005), (88, 2504550), (100, 2204004), (110, 2003640), (118, 1867800), (120, 1836670), (132, 1669700), (150, 1469336), (165, 1335760), (176, 1252275), (177, 1245200), (200, 1102002), (220, 1001820), (236, 933900), (240, 918335), (264, 834850), (275, 801456), (283, 778800), (295, 747120), (300, 734668), (330, 667880), (354, 622600), (400, 551001), (440, 500910), (472, 466950), (528, 417425), (550, 400728), (566, 389400), (590, 373560), (600, 367334), (649, 339600), (660, 333940), (708, 311300), (825, 267152), (849, 259600), (880, 250455), (885, 249040), (944, 233475), (1100, 200364), (1132, 194700), (1180, 186780), (1200, 183667), (1298, 169800), (1320, 166970), (1415, 155760), (1416, 155650), (1475, 149424), (1650, 133576), (1698, 129800), (1770, 124520), (1947, 113200), (2200, 100182), (2264, 97350), (2360, 93390), (2596, 84900), (2640, 83485), (2830, 77880), (2832, 77825), (2950, 74712), (3113, 70800), (3245, 67920), (3300, 66788), (3396, 64900), (3540, 62260), (3894, 56600), (4245, 51920), (4400, 50091), (4425, 49808), (4528, 48675), (4720, 46695), (5192, 42450), (5660, 38940), (5900, 37356), (6226, 35400), (6490, 33960), (6600, 33394), (6792, 32450), (7075, 31152), (7080, 31130), (7788, 28300), (8490, 25960), (8850, 24904), (9339, 23600), (9735, 22640), (10384, 21225), (11320, 19470), (11800, 18678), (12452, 17700), (12980, 16980), (13200, 16697), (13584, 16225), (14150, 15576), (14160, 15565)]