144499660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{2707}}^1$

素因数の和:2890

約数の個数: 48

約数和(自身を含む): 323465184

約数和(自身を除く): 178965524

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 157, 170, 314, 340, 628, 785, 1570, 2669, 2707, 3140, 5338, 5414, 10676, 10828, 13345, 13535, 26690, 27070, 46019, 53380, 54140, 92038, 184076, 230095, 424999, 460190, 849998, 920380, 1699996, 2124995, 4249990, 7224983, 8499980, 14449966, 28899932, 36124915, 72249830, 144499660]

約数ペア:

[(1, 144499660), (2, 72249830), (4, 36124915), (5, 28899932), (10, 14449966), (17, 8499980), (20, 7224983), (34, 4249990), (68, 2124995), (85, 1699996), (157, 920380), (170, 849998), (314, 460190), (340, 424999), (628, 230095), (785, 184076), (1570, 92038), (2669, 54140), (2707, 53380), (3140, 46019), (5338, 27070), (5414, 26690), (10676, 13535), (10828, 13345)]