1257600000

素因数分解:

$2^{10}\times 3^1\times 5^5\times {\mathrm{131}}^1$

素因数の和:179

約数の個数: 264

約数和(自身を含む): 4221667296

約数和(自身を除く): 2964067296

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, 131, 150, 160, 192, 200, 240, 250, 256, 262, 300, 320, 375, 384, 393, 400, 480, 500, 512, 524, 600, 625, 640, 655, 750, 768, 786, 800, 960, 1000, 1024, 1048, 1200, 1250, 1280, 1310, 1500, 1536, 1572, 1600, 1875, 1920, 1965, 2000, 2096, 2400, 2500, 2560, 2620, 3000, 3072, 3125, 3144, 3200, 3275, 3750, 3840, 3930, 4000, 4192, 4800, 5000, 5120, 5240, 6000, 6250, 6288, 6400, 6550, 7500, 7680, 7860, 8000, 8384, 9375, 9600, 9825, 10000, 10480, 12000, 12500, 12576, 12800, 13100, 15000, 15360, 15720, 16000, 16375, 16768, 18750, 19200, 19650, 20000, 20960, 24000, 25000, 25152, 25600, 26200, 30000, 31440, 32000, 32750, 33536, 37500, 38400, 39300, 40000, 41920, 48000, 49125, 50000, 50304, 52400, 60000, 62880, 64000, 65500, 67072, 75000, 76800, 78600, 80000, 81875, 83840, 96000, 98250, 100000, 100608, 104800, 120000, 125760, 128000, 131000, 134144, 150000, 157200, 160000, 163750, 167680, 192000, 196500, 200000, 201216, 209600, 240000, 245625, 251520, 262000, 300000, 314400, 320000, 327500, 335360, 384000, 393000, 400000, 402432, 409375, 419200, 480000, 491250, 503040, 524000, 600000, 628800, 640000, 655000, 670720, 786000, 800000, 818750, 838400, 960000, 982500, 1006080, 1048000, 1200000, 1228125, 1257600, 1310000, 1572000, 1600000, 1637500, 1676800, 1920000, 1965000, 2012160, 2096000, 2400000, 2456250, 2515200, 2620000, 3144000, 3200000, 3275000, 3353600, 3930000, 4192000, 4800000, 4912500, 5030400, 5240000, 6288000, 6550000, 7860000, 8384000, 9600000, 9825000, 10060800, 10480000, 12576000, 13100000, 15720000, 16768000, 19650000, 20960000, 25152000, 26200000, 31440000, 39300000, 41920000, 50304000, 52400000, 62880000, 78600000, 83840000, 104800000, 125760000, 157200000, 209600000, 251520000, 314400000, 419200000, 628800000, 1257600000]

約数ペア:

[(1, 1257600000), (2, 628800000), (3, 419200000), (4, 314400000), (5, 251520000), (6, 209600000), (8, 157200000), (10, 125760000), (12, 104800000), (15, 83840000), (16, 78600000), (20, 62880000), (24, 52400000), (25, 50304000), (30, 41920000), (32, 39300000), (40, 31440000), (48, 26200000), (50, 25152000), (60, 20960000), (64, 19650000), (75, 16768000), (80, 15720000), (96, 13100000), (100, 12576000), (120, 10480000), (125, 10060800), (128, 9825000), (131, 9600000), (150, 8384000), (160, 7860000), (192, 6550000), (200, 6288000), (240, 5240000), (250, 5030400), (256, 4912500), (262, 4800000), (300, 4192000), (320, 3930000), (375, 3353600), (384, 3275000), (393, 3200000), (400, 3144000), (480, 2620000), (500, 2515200), (512, 2456250), (524, 2400000), (600, 2096000), (625, 2012160), (640, 1965000), (655, 1920000), (750, 1676800), (768, 1637500), (786, 1600000), (800, 1572000), (960, 1310000), (1000, 1257600), (1024, 1228125), (1048, 1200000), (1200, 1048000), (1250, 1006080), (1280, 982500), (1310, 960000), (1500, 838400), (1536, 818750), (1572, 800000), (1600, 786000), (1875, 670720), (1920, 655000), (1965, 640000), (2000, 628800), (2096, 600000), (2400, 524000), (2500, 503040), (2560, 491250), (2620, 480000), (3000, 419200), (3072, 409375), (3125, 402432), (3144, 400000), (3200, 393000), (3275, 384000), (3750, 335360), (3840, 327500), (3930, 320000), (4000, 314400), (4192, 300000), (4800, 262000), (5000, 251520), (5120, 245625), (5240, 240000), (6000, 209600), (6250, 201216), (6288, 200000), (6400, 196500), (6550, 192000), (7500, 167680), (7680, 163750), (7860, 160000), (8000, 157200), (8384, 150000), (9375, 134144), (9600, 131000), (9825, 128000), (10000, 125760), (10480, 120000), (12000, 104800), (12500, 100608), (12576, 100000), (12800, 98250), (13100, 96000), (15000, 83840), (15360, 81875), (15720, 80000), (16000, 78600), (16375, 76800), (16768, 75000), (18750, 67072), (19200, 65500), (19650, 64000), (20000, 62880), (20960, 60000), (24000, 52400), (25000, 50304), (25152, 50000), (25600, 49125), (26200, 48000), (30000, 41920), (31440, 40000), (32000, 39300), (32750, 38400), (33536, 37500)]