210777280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1289}}^1$

素因数の和:1386

約数の個数: 112

約数和(自身を含む): 581924160

約数和(自身を除く): 371146880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 140, 146, 160, 224, 280, 292, 320, 365, 448, 511, 560, 584, 730, 1022, 1120, 1168, 1289, 1460, 2044, 2240, 2336, 2555, 2578, 2920, 4088, 4672, 5110, 5156, 5840, 6445, 8176, 9023, 10220, 10312, 11680, 12890, 16352, 18046, 20440, 20624, 23360, 25780, 32704, 36092, 40880, 41248, 45115, 51560, 72184, 81760, 82496, 90230, 94097, 103120, 144368, 163520, 180460, 188194, 206240, 288736, 360920, 376388, 412480, 470485, 577472, 658679, 721840, 752776, 940970, 1317358, 1443680, 1505552, 1881940, 2634716, 2887360, 3011104, 3293395, 3763880, 5269432, 6022208, 6586790, 7527760, 10538864, 13173580, 15055520, 21077728, 26347160, 30111040, 42155456, 52694320, 105388640, 210777280]

約数ペア:

[(1, 210777280), (2, 105388640), (4, 52694320), (5, 42155456), (7, 30111040), (8, 26347160), (10, 21077728), (14, 15055520), (16, 13173580), (20, 10538864), (28, 7527760), (32, 6586790), (35, 6022208), (40, 5269432), (56, 3763880), (64, 3293395), (70, 3011104), (73, 2887360), (80, 2634716), (112, 1881940), (140, 1505552), (146, 1443680), (160, 1317358), (224, 940970), (280, 752776), (292, 721840), (320, 658679), (365, 577472), (448, 470485), (511, 412480), (560, 376388), (584, 360920), (730, 288736), (1022, 206240), (1120, 188194), (1168, 180460), (1289, 163520), (1460, 144368), (2044, 103120), (2240, 94097), (2336, 90230), (2555, 82496), (2578, 81760), (2920, 72184), (4088, 51560), (4672, 45115), (5110, 41248), (5156, 40880), (5840, 36092), (6445, 32704), (8176, 25780), (9023, 23360), (10220, 20624), (10312, 20440), (11680, 18046), (12890, 16352)]