210875140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{353}}^1$

素因数の和:637

約数の個数: 96

約数和(自身を含む): 539529984

約数和(自身を除く): 328654844

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 251, 340, 353, 476, 502, 595, 706, 1004, 1190, 1255, 1412, 1757, 1765, 2380, 2471, 2510, 3514, 3530, 4267, 4942, 5020, 6001, 7028, 7060, 8534, 8785, 9884, 12002, 12355, 17068, 17570, 21335, 24004, 24710, 29869, 30005, 35140, 42007, 42670, 49420, 59738, 60010, 84014, 85340, 88603, 119476, 120020, 149345, 168028, 177206, 210035, 298690, 354412, 420070, 443015, 597380, 620221, 840140, 886030, 1240442, 1506251, 1772060, 2480884, 3012502, 3101105, 6025004, 6202210, 7531255, 10543757, 12404420, 15062510, 21087514, 30125020, 42175028, 52718785, 105437570, 210875140]

約数ペア:

[(1, 210875140), (2, 105437570), (4, 52718785), (5, 42175028), (7, 30125020), (10, 21087514), (14, 15062510), (17, 12404420), (20, 10543757), (28, 7531255), (34, 6202210), (35, 6025004), (68, 3101105), (70, 3012502), (85, 2480884), (119, 1772060), (140, 1506251), (170, 1240442), (238, 886030), (251, 840140), (340, 620221), (353, 597380), (476, 443015), (502, 420070), (595, 354412), (706, 298690), (1004, 210035), (1190, 177206), (1255, 168028), (1412, 149345), (1757, 120020), (1765, 119476), (2380, 88603), (2471, 85340), (2510, 84014), (3514, 60010), (3530, 59738), (4267, 49420), (4942, 42670), (5020, 42007), (6001, 35140), (7028, 30005), (7060, 29869), (8534, 24710), (8785, 24004), (9884, 21335), (12002, 17570), (12355, 17068)]