8437140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2467}}^1$

素因数の和:2501

約数の個数: 72

約数和(自身を含む): 26950560

約数和(自身を除く): 18513420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 2467, 3420, 4934, 7401, 9868, 12335, 14802, 22203, 24670, 29604, 37005, 44406, 46873, 49340, 74010, 88812, 93746, 111015, 140619, 148020, 187492, 222030, 234365, 281238, 421857, 444060, 468730, 562476, 703095, 843714, 937460, 1406190, 1687428, 2109285, 2812380, 4218570, 8437140]

約数ペア:

[(1, 8437140), (2, 4218570), (3, 2812380), (4, 2109285), (5, 1687428), (6, 1406190), (9, 937460), (10, 843714), (12, 703095), (15, 562476), (18, 468730), (19, 444060), (20, 421857), (30, 281238), (36, 234365), (38, 222030), (45, 187492), (57, 148020), (60, 140619), (76, 111015), (90, 93746), (95, 88812), (114, 74010), (171, 49340), (180, 46873), (190, 44406), (228, 37005), (285, 29604), (342, 24670), (380, 22203), (570, 14802), (684, 12335), (855, 9868), (1140, 7401), (1710, 4934), (2467, 3420)]