381663070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:481

約数の個数: 64

約数和(自身を含む): 744629760

約数和(自身を除く): 362966690

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 151, 190, 251, 265, 302, 502, 530, 755, 1007, 1255, 1510, 2014, 2510, 2869, 4769, 5035, 5738, 8003, 9538, 10070, 13303, 14345, 16006, 23845, 26606, 28690, 37901, 40015, 47690, 66515, 75802, 80030, 133030, 152057, 189505, 252757, 304114, 379010, 505514, 720119, 760285, 1263785, 1440238, 1520570, 2008753, 2527570, 3600595, 4017506, 7201190, 10043765, 20087530, 38166307, 76332614, 190831535, 381663070]

約数ペア:

[(1, 381663070), (2, 190831535), (5, 76332614), (10, 38166307), (19, 20087530), (38, 10043765), (53, 7201190), (95, 4017506), (106, 3600595), (151, 2527570), (190, 2008753), (251, 1520570), (265, 1440238), (302, 1263785), (502, 760285), (530, 720119), (755, 505514), (1007, 379010), (1255, 304114), (1510, 252757), (2014, 189505), (2510, 152057), (2869, 133030), (4769, 80030), (5035, 75802), (5738, 66515), (8003, 47690), (9538, 40015), (10070, 37901), (13303, 28690), (14345, 26606), (16006, 23845)]