220097920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{673}}^1$

素因数の和:772

約数の個数: 128

約数和(自身を含む): 610482240

約数和(自身を除く): 390384320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 128, 140, 146, 160, 224, 280, 292, 320, 365, 448, 511, 560, 584, 640, 673, 730, 896, 1022, 1120, 1168, 1346, 1460, 2044, 2240, 2336, 2555, 2692, 2920, 3365, 4088, 4480, 4672, 4711, 5110, 5384, 5840, 6730, 8176, 9344, 9422, 10220, 10768, 11680, 13460, 16352, 18844, 20440, 21536, 23360, 23555, 26920, 32704, 37688, 40880, 43072, 46720, 47110, 49129, 53840, 65408, 75376, 81760, 86144, 94220, 98258, 107680, 150752, 163520, 188440, 196516, 215360, 245645, 301504, 327040, 343903, 376880, 393032, 430720, 491290, 603008, 687806, 753760, 786064, 982580, 1375612, 1507520, 1572128, 1719515, 1965160, 2751224, 3015040, 3144256, 3439030, 3930320, 5502448, 6288512, 6878060, 7860640, 11004896, 13756120, 15721280, 22009792, 27512240, 31442560, 44019584, 55024480, 110048960, 220097920]

約数ペア:

[(1, 220097920), (2, 110048960), (4, 55024480), (5, 44019584), (7, 31442560), (8, 27512240), (10, 22009792), (14, 15721280), (16, 13756120), (20, 11004896), (28, 7860640), (32, 6878060), (35, 6288512), (40, 5502448), (56, 3930320), (64, 3439030), (70, 3144256), (73, 3015040), (80, 2751224), (112, 1965160), (128, 1719515), (140, 1572128), (146, 1507520), (160, 1375612), (224, 982580), (280, 786064), (292, 753760), (320, 687806), (365, 603008), (448, 491290), (511, 430720), (560, 393032), (584, 376880), (640, 343903), (673, 327040), (730, 301504), (896, 245645), (1022, 215360), (1120, 196516), (1168, 188440), (1346, 163520), (1460, 150752), (2044, 107680), (2240, 98258), (2336, 94220), (2555, 86144), (2692, 81760), (2920, 75376), (3365, 65408), (4088, 53840), (4480, 49129), (4672, 47110), (4711, 46720), (5110, 43072), (5384, 40880), (5840, 37688), (6730, 32704), (8176, 26920), (9344, 23555), (9422, 23360), (10220, 21536), (10768, 20440), (11680, 18844), (13460, 16352)]