240084390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{87943}}^1$

素因数の和:87973

約数の個数: 64

約数和(自身を含む): 709180416

約数和(自身を除く): 469096026

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 87943, 175886, 263829, 439715, 527658, 615601, 879430, 1143259, 1231202, 1319145, 1846803, 2286518, 2638290, 3078005, 3429777, 3693606, 5716295, 6156010, 6859554, 8002813, 9234015, 11432590, 16005626, 17148885, 18468030, 24008439, 34297770, 40014065, 48016878, 80028130, 120042195, 240084390]

約数ペア:

[(1, 240084390), (2, 120042195), (3, 80028130), (5, 48016878), (6, 40014065), (7, 34297770), (10, 24008439), (13, 18468030), (14, 17148885), (15, 16005626), (21, 11432590), (26, 9234015), (30, 8002813), (35, 6859554), (39, 6156010), (42, 5716295), (65, 3693606), (70, 3429777), (78, 3078005), (91, 2638290), (105, 2286518), (130, 1846803), (182, 1319145), (195, 1231202), (210, 1143259), (273, 879430), (390, 615601), (455, 527658), (546, 439715), (910, 263829), (1365, 175886), (2730, 87943)]