642501120

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{311}}^1$

素因数の和:606

約数の個数: 160

約数和(自身を含む): 2068260480

約数和(自身を除く): 1425759360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 269, 311, 320, 384, 480, 512, 538, 622, 640, 768, 807, 933, 960, 1076, 1244, 1280, 1345, 1536, 1555, 1614, 1866, 1920, 2152, 2488, 2560, 2690, 3110, 3228, 3732, 3840, 4035, 4304, 4665, 4976, 5380, 6220, 6456, 7464, 7680, 8070, 8608, 9330, 9952, 10760, 12440, 12912, 14928, 16140, 17216, 18660, 19904, 21520, 24880, 25824, 29856, 32280, 34432, 37320, 39808, 43040, 49760, 51648, 59712, 64560, 68864, 74640, 79616, 83659, 86080, 99520, 103296, 119424, 129120, 137728, 149280, 159232, 167318, 172160, 199040, 206592, 238848, 250977, 258240, 298560, 334636, 344320, 398080, 413184, 418295, 477696, 501954, 516480, 597120, 669272, 688640, 796160, 836590, 1003908, 1032960, 1194240, 1254885, 1338544, 1673180, 2007816, 2065920, 2388480, 2509770, 2677088, 3346360, 4015632, 5019540, 5354176, 6692720, 8031264, 10039080, 10708352, 13385440, 16062528, 20078160, 21416704, 26770880, 32125056, 40156320, 42833408, 53541760, 64250112, 80312640, 107083520, 128500224, 160625280, 214167040, 321250560, 642501120]

約数ペア:

[(1, 642501120), (2, 321250560), (3, 214167040), (4, 160625280), (5, 128500224), (6, 107083520), (8, 80312640), (10, 64250112), (12, 53541760), (15, 42833408), (16, 40156320), (20, 32125056), (24, 26770880), (30, 21416704), (32, 20078160), (40, 16062528), (48, 13385440), (60, 10708352), (64, 10039080), (80, 8031264), (96, 6692720), (120, 5354176), (128, 5019540), (160, 4015632), (192, 3346360), (240, 2677088), (256, 2509770), (269, 2388480), (311, 2065920), (320, 2007816), (384, 1673180), (480, 1338544), (512, 1254885), (538, 1194240), (622, 1032960), (640, 1003908), (768, 836590), (807, 796160), (933, 688640), (960, 669272), (1076, 597120), (1244, 516480), (1280, 501954), (1345, 477696), (1536, 418295), (1555, 413184), (1614, 398080), (1866, 344320), (1920, 334636), (2152, 298560), (2488, 258240), (2560, 250977), (2690, 238848), (3110, 206592), (3228, 199040), (3732, 172160), (3840, 167318), (4035, 159232), (4304, 149280), (4665, 137728), (4976, 129120), (5380, 119424), (6220, 103296), (6456, 99520), (7464, 86080), (7680, 83659), (8070, 79616), (8608, 74640), (9330, 68864), (9952, 64560), (10760, 59712), (12440, 51648), (12912, 49760), (14928, 43040), (16140, 39808), (17216, 37320), (18660, 34432), (19904, 32280), (21520, 29856), (24880, 25824)]