20209257600

素因数分解:

$2^7\times 3^1\times 5^2\times 7^1\times {\mathrm{300733}}^1$

素因数の和:300767

約数の個数: 192

約数和(自身を含む): 76073672640

約数和(自身を除く): 55864415040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 280, 300, 320, 336, 350, 384, 400, 420, 448, 480, 525, 560, 600, 640, 672, 700, 800, 840, 896, 960, 1050, 1120, 1200, 1344, 1400, 1600, 1680, 1920, 2100, 2240, 2400, 2688, 2800, 3200, 3360, 4200, 4480, 4800, 5600, 6720, 8400, 9600, 11200, 13440, 16800, 22400, 33600, 67200, 300733, 601466, 902199, 1202932, 1503665, 1804398, 2105131, 2405864, 3007330, 3608796, 4210262, 4510995, 4811728, 6014660, 6315393, 7217592, 7518325, 8420524, 9021990, 9623456, 10525655, 12029320, 12630786, 14435184, 15036650, 16841048, 18043980, 19246912, 21051310, 22554975, 24058640, 25261572, 28870368, 30073300, 31576965, 33682096, 36087960, 38493824, 42102620, 45109950, 48117280, 50523144, 52628275, 57740736, 60146600, 63153930, 67364192, 72175920, 84205240, 90219900, 96234560, 101046288, 105256550, 115481472, 120293200, 126307860, 134728384, 144351840, 157884825, 168410480, 180439800, 192469120, 202092576, 210513100, 240586400, 252615720, 269456768, 288703680, 315769650, 336820960, 360879600, 404185152, 421026200, 481172800, 505231440, 577407360, 631539300, 673641920, 721759200, 808370304, 842052400, 962345600, 1010462880, 1263078600, 1347283840, 1443518400, 1684104800, 2020925760, 2526157200, 2887036800, 3368209600, 4041851520, 5052314400, 6736419200, 10104628800, 20209257600]

約数ペア:

[(1, 20209257600), (2, 10104628800), (3, 6736419200), (4, 5052314400), (5, 4041851520), (6, 3368209600), (7, 2887036800), (8, 2526157200), (10, 2020925760), (12, 1684104800), (14, 1443518400), (15, 1347283840), (16, 1263078600), (20, 1010462880), (21, 962345600), (24, 842052400), (25, 808370304), (28, 721759200), (30, 673641920), (32, 631539300), (35, 577407360), (40, 505231440), (42, 481172800), (48, 421026200), (50, 404185152), (56, 360879600), (60, 336820960), (64, 315769650), (70, 288703680), (75, 269456768), (80, 252615720), (84, 240586400), (96, 210513100), (100, 202092576), (105, 192469120), (112, 180439800), (120, 168410480), (128, 157884825), (140, 144351840), (150, 134728384), (160, 126307860), (168, 120293200), (175, 115481472), (192, 105256550), (200, 101046288), (210, 96234560), (224, 90219900), (240, 84205240), (280, 72175920), (300, 67364192), (320, 63153930), (336, 60146600), (350, 57740736), (384, 52628275), (400, 50523144), (420, 48117280), (448, 45109950), (480, 42102620), (525, 38493824), (560, 36087960), (600, 33682096), (640, 31576965), (672, 30073300), (700, 28870368), (800, 25261572), (840, 24058640), (896, 22554975), (960, 21051310), (1050, 19246912), (1120, 18043980), (1200, 16841048), (1344, 15036650), (1400, 14435184), (1600, 12630786), (1680, 12029320), (1920, 10525655), (2100, 9623456), (2240, 9021990), (2400, 8420524), (2688, 7518325), (2800, 7217592), (3200, 6315393), (3360, 6014660), (4200, 4811728), (4480, 4510995), (4800, 4210262), (5600, 3608796), (6720, 3007330), (8400, 2405864), (9600, 2105131), (11200, 1804398), (13440, 1503665), (16800, 1202932), (22400, 902199), (33600, 601466), (67200, 300733)]