646959120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{421}}^1$

素因数の和:793

約数の個数: 160

約数和(自身を含む): 2122423680

約数和(自身を除く): 1475464560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 337, 380, 421, 456, 570, 674, 760, 842, 912, 1011, 1140, 1263, 1348, 1520, 1684, 1685, 2022, 2105, 2280, 2526, 2696, 3368, 3370, 4044, 4210, 4560, 5052, 5055, 5392, 6315, 6403, 6736, 6740, 7999, 8088, 8420, 10104, 10110, 12630, 12806, 13480, 15998, 16176, 16840, 19209, 20208, 20220, 23997, 25260, 25612, 26960, 31996, 32015, 33680, 38418, 39995, 40440, 47994, 50520, 51224, 63992, 64030, 76836, 79990, 80880, 95988, 96045, 101040, 102448, 119985, 127984, 128060, 141877, 153672, 159980, 191976, 192090, 239970, 256120, 283754, 307344, 319960, 383952, 384180, 425631, 479940, 512240, 567508, 639920, 709385, 768360, 851262, 959880, 1135016, 1418770, 1536720, 1702524, 1919760, 2128155, 2270032, 2695663, 2837540, 3405048, 4256310, 5391326, 5675080, 6810096, 8086989, 8512620, 10782652, 11350160, 13478315, 16173978, 17025240, 21565304, 26956630, 32347956, 34050480, 40434945, 43130608, 53913260, 64695912, 80869890, 107826520, 129391824, 161739780, 215653040, 323479560, 646959120]

約数ペア:

[(1, 646959120), (2, 323479560), (3, 215653040), (4, 161739780), (5, 129391824), (6, 107826520), (8, 80869890), (10, 64695912), (12, 53913260), (15, 43130608), (16, 40434945), (19, 34050480), (20, 32347956), (24, 26956630), (30, 21565304), (38, 17025240), (40, 16173978), (48, 13478315), (57, 11350160), (60, 10782652), (76, 8512620), (80, 8086989), (95, 6810096), (114, 5675080), (120, 5391326), (152, 4256310), (190, 3405048), (228, 2837540), (240, 2695663), (285, 2270032), (304, 2128155), (337, 1919760), (380, 1702524), (421, 1536720), (456, 1418770), (570, 1135016), (674, 959880), (760, 851262), (842, 768360), (912, 709385), (1011, 639920), (1140, 567508), (1263, 512240), (1348, 479940), (1520, 425631), (1684, 384180), (1685, 383952), (2022, 319960), (2105, 307344), (2280, 283754), (2526, 256120), (2696, 239970), (3368, 192090), (3370, 191976), (4044, 159980), (4210, 153672), (4560, 141877), (5052, 128060), (5055, 127984), (5392, 119985), (6315, 102448), (6403, 101040), (6736, 96045), (6740, 95988), (7999, 80880), (8088, 79990), (8420, 76836), (10104, 64030), (10110, 63992), (12630, 51224), (12806, 50520), (13480, 47994), (15998, 40440), (16176, 39995), (16840, 38418), (19209, 33680), (20208, 32015), (20220, 31996), (23997, 26960), (25260, 25612)]