128776380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{29401}}^1$

素因数の和:29486

約数の個数: 48

約数和(自身を含む): 365525664

約数和(自身を除く): 236749284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 29401, 58802, 88203, 117604, 147005, 176406, 294010, 352812, 441015, 588020, 882030, 1764060, 2146273, 4292546, 6438819, 8585092, 10731365, 12877638, 21462730, 25755276, 32194095, 42925460, 64388190, 128776380]

約数ペア:

[(1, 128776380), (2, 64388190), (3, 42925460), (4, 32194095), (5, 25755276), (6, 21462730), (10, 12877638), (12, 10731365), (15, 8585092), (20, 6438819), (30, 4292546), (60, 2146273), (73, 1764060), (146, 882030), (219, 588020), (292, 441015), (365, 352812), (438, 294010), (730, 176406), (876, 147005), (1095, 117604), (1460, 88203), (2190, 58802), (4380, 29401)]