189642320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4639}}^1$

素因数の和:4732

約数の個数: 80

約数和(自身を含む): 510919680

約数和(自身を除く): 321277360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 2044, 2555, 2920, 4088, 4639, 5110, 5840, 8176, 9278, 10220, 18556, 20440, 23195, 32473, 37112, 40880, 46390, 64946, 74224, 92780, 129892, 162365, 185560, 259784, 324730, 338647, 371120, 519568, 649460, 677294, 1298920, 1354588, 1693235, 2370529, 2597840, 2709176, 3386470, 4741058, 5418352, 6772940, 9482116, 11852645, 13545880, 18964232, 23705290, 27091760, 37928464, 47410580, 94821160, 189642320]

約数ペア:

[(1, 189642320), (2, 94821160), (4, 47410580), (5, 37928464), (7, 27091760), (8, 23705290), (10, 18964232), (14, 13545880), (16, 11852645), (20, 9482116), (28, 6772940), (35, 5418352), (40, 4741058), (56, 3386470), (70, 2709176), (73, 2597840), (80, 2370529), (112, 1693235), (140, 1354588), (146, 1298920), (280, 677294), (292, 649460), (365, 519568), (511, 371120), (560, 338647), (584, 324730), (730, 259784), (1022, 185560), (1168, 162365), (1460, 129892), (2044, 92780), (2555, 74224), (2920, 64946), (4088, 46390), (4639, 40880), (5110, 37112), (5840, 32473), (8176, 23195), (9278, 20440), (10220, 18556)]