1645000320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{2237}}^1$

素因数の和:2642

約数の個数: 128

約数和(自身を含む): 5259479040

約数和(自身を除く): 3614478720

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, 320, 383, 384, 480, 640, 766, 960, 1149, 1532, 1915, 1920, 2237, 2298, 3064, 3830, 4474, 4596, 5745, 6128, 6711, 7660, 8948, 9192, 11185, 11490, 12256, 13422, 15320, 17896, 18384, 22370, 22980, 24512, 26844, 30640, 33555, 35792, 36768, 44740, 45960, 49024, 53688, 61280, 67110, 71584, 73536, 89480, 91920, 107376, 122560, 134220, 143168, 147072, 178960, 183840, 214752, 245120, 268440, 286336, 357920, 367680, 429504, 536880, 715840, 735360, 856771, 859008, 1073760, 1431680, 1713542, 2147520, 2570313, 3427084, 4283855, 4295040, 5140626, 6854168, 8567710, 10281252, 12851565, 13708336, 17135420, 20562504, 25703130, 27416672, 34270840, 41125008, 51406260, 54833344, 68541680, 82250016, 102812520, 109666688, 137083360, 164500032, 205625040, 274166720, 329000064, 411250080, 548333440, 822500160, 1645000320]

約数ペア:

[(1, 1645000320), (2, 822500160), (3, 548333440), (4, 411250080), (5, 329000064), (6, 274166720), (8, 205625040), (10, 164500032), (12, 137083360), (15, 109666688), (16, 102812520), (20, 82250016), (24, 68541680), (30, 54833344), (32, 51406260), (40, 41125008), (48, 34270840), (60, 27416672), (64, 25703130), (80, 20562504), (96, 17135420), (120, 13708336), (128, 12851565), (160, 10281252), (192, 8567710), (240, 6854168), (320, 5140626), (383, 4295040), (384, 4283855), (480, 3427084), (640, 2570313), (766, 2147520), (960, 1713542), (1149, 1431680), (1532, 1073760), (1915, 859008), (1920, 856771), (2237, 735360), (2298, 715840), (3064, 536880), (3830, 429504), (4474, 367680), (4596, 357920), (5745, 286336), (6128, 268440), (6711, 245120), (7660, 214752), (8948, 183840), (9192, 178960), (11185, 147072), (11490, 143168), (12256, 134220), (13422, 122560), (15320, 107376), (17896, 91920), (18384, 89480), (22370, 73536), (22980, 71584), (24512, 67110), (26844, 61280), (30640, 53688), (33555, 49024), (35792, 45960), (36768, 44740)]