393121560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{252001}}^1$

素因数の和:252028

約数の個数: 64

約数和(自身を含む): 1270090080

約数和(自身を除く): 876968520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 252001, 504002, 756003, 1008004, 1260005, 1512006, 2016008, 2520010, 3024012, 3276013, 3780015, 5040020, 6048024, 6552026, 7560030, 9828039, 10080040, 13104052, 15120060, 16380065, 19656078, 26208104, 30240120, 32760130, 39312156, 49140195, 65520260, 78624312, 98280390, 131040520, 196560780, 393121560]

約数ペア:

[(1, 393121560), (2, 196560780), (3, 131040520), (4, 98280390), (5, 78624312), (6, 65520260), (8, 49140195), (10, 39312156), (12, 32760130), (13, 30240120), (15, 26208104), (20, 19656078), (24, 16380065), (26, 15120060), (30, 13104052), (39, 10080040), (40, 9828039), (52, 7560030), (60, 6552026), (65, 6048024), (78, 5040020), (104, 3780015), (120, 3276013), (130, 3024012), (156, 2520010), (195, 2016008), (260, 1512006), (312, 1260005), (390, 1008004), (520, 756003), (780, 504002), (1560, 252001)]