1655040000

素因数分解:

$2^{11}\times 3^1\times 5^4\times {\mathrm{431}}^1$

素因数の和:476

約数の個数: 240

約数和(自身を含む): 5526480960

約数和(自身を除く): 3871440960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 256, 300, 320, 375, 384, 400, 431, 480, 500, 512, 600, 625, 640, 750, 768, 800, 862, 960, 1000, 1024, 1200, 1250, 1280, 1293, 1500, 1536, 1600, 1724, 1875, 1920, 2000, 2048, 2155, 2400, 2500, 2560, 2586, 3000, 3072, 3200, 3448, 3750, 3840, 4000, 4310, 4800, 5000, 5120, 5172, 6000, 6144, 6400, 6465, 6896, 7500, 7680, 8000, 8620, 9600, 10000, 10240, 10344, 10775, 12000, 12800, 12930, 13792, 15000, 15360, 16000, 17240, 19200, 20000, 20688, 21550, 24000, 25600, 25860, 27584, 30000, 30720, 32000, 32325, 34480, 38400, 40000, 41376, 43100, 48000, 51200, 51720, 53875, 55168, 60000, 64000, 64650, 68960, 76800, 80000, 82752, 86200, 96000, 103440, 107750, 110336, 120000, 128000, 129300, 137920, 153600, 160000, 161625, 165504, 172400, 192000, 206880, 215500, 220672, 240000, 256000, 258600, 269375, 275840, 320000, 323250, 331008, 344800, 384000, 413760, 431000, 441344, 480000, 517200, 538750, 551680, 640000, 646500, 662016, 689600, 768000, 808125, 827520, 862000, 882688, 960000, 1034400, 1077500, 1103360, 1280000, 1293000, 1324032, 1379200, 1616250, 1655040, 1724000, 1920000, 2068800, 2155000, 2206720, 2586000, 2648064, 2758400, 3232500, 3310080, 3448000, 3840000, 4137600, 4310000, 4413440, 5172000, 5516800, 6465000, 6620160, 6896000, 8275200, 8620000, 10344000, 11033600, 12930000, 13240320, 13792000, 16550400, 17240000, 20688000, 22067200, 25860000, 27584000, 33100800, 34480000, 41376000, 51720000, 55168000, 66201600, 68960000, 82752000, 103440000, 110336000, 137920000, 165504000, 206880000, 275840000, 331008000, 413760000, 551680000, 827520000, 1655040000]

約数ペア:

[(1, 1655040000), (2, 827520000), (3, 551680000), (4, 413760000), (5, 331008000), (6, 275840000), (8, 206880000), (10, 165504000), (12, 137920000), (15, 110336000), (16, 103440000), (20, 82752000), (24, 68960000), (25, 66201600), (30, 55168000), (32, 51720000), (40, 41376000), (48, 34480000), (50, 33100800), (60, 27584000), (64, 25860000), (75, 22067200), (80, 20688000), (96, 17240000), (100, 16550400), (120, 13792000), (125, 13240320), (128, 12930000), (150, 11033600), (160, 10344000), (192, 8620000), (200, 8275200), (240, 6896000), (250, 6620160), (256, 6465000), (300, 5516800), (320, 5172000), (375, 4413440), (384, 4310000), (400, 4137600), (431, 3840000), (480, 3448000), (500, 3310080), (512, 3232500), (600, 2758400), (625, 2648064), (640, 2586000), (750, 2206720), (768, 2155000), (800, 2068800), (862, 1920000), (960, 1724000), (1000, 1655040), (1024, 1616250), (1200, 1379200), (1250, 1324032), (1280, 1293000), (1293, 1280000), (1500, 1103360), (1536, 1077500), (1600, 1034400), (1724, 960000), (1875, 882688), (1920, 862000), (2000, 827520), (2048, 808125), (2155, 768000), (2400, 689600), (2500, 662016), (2560, 646500), (2586, 640000), (3000, 551680), (3072, 538750), (3200, 517200), (3448, 480000), (3750, 441344), (3840, 431000), (4000, 413760), (4310, 384000), (4800, 344800), (5000, 331008), (5120, 323250), (5172, 320000), (6000, 275840), (6144, 269375), (6400, 258600), (6465, 256000), (6896, 240000), (7500, 220672), (7680, 215500), (8000, 206880), (8620, 192000), (9600, 172400), (10000, 165504), (10240, 161625), (10344, 160000), (10775, 153600), (12000, 137920), (12800, 129300), (12930, 128000), (13792, 120000), (15000, 110336), (15360, 107750), (16000, 103440), (17240, 96000), (19200, 86200), (20000, 82752), (20688, 80000), (21550, 76800), (24000, 68960), (25600, 64650), (25860, 64000), (27584, 60000), (30000, 55168), (30720, 53875), (32000, 51720), (32325, 51200), (34480, 48000), (38400, 43100), (40000, 41376)]