215779770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{491}}^1$

素因数の和:780

約数の個数: 96

約数和(自身を含む): 594060480

約数和(自身を除く): 378280710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 257, 285, 342, 491, 514, 570, 771, 855, 982, 1285, 1473, 1542, 1710, 2313, 2455, 2570, 2946, 3855, 4419, 4626, 4883, 4910, 7365, 7710, 8838, 9329, 9766, 11565, 14649, 14730, 18658, 22095, 23130, 24415, 27987, 29298, 43947, 44190, 46645, 48830, 55974, 73245, 83961, 87894, 93290, 126187, 139935, 146490, 167922, 219735, 252374, 279870, 378561, 419805, 439470, 630935, 757122, 839610, 1135683, 1261870, 1892805, 2271366, 2397553, 3785610, 4795106, 5678415, 7192659, 11356830, 11987765, 14385318, 21577977, 23975530, 35963295, 43155954, 71926590, 107889885, 215779770]

約数ペア:

[(1, 215779770), (2, 107889885), (3, 71926590), (5, 43155954), (6, 35963295), (9, 23975530), (10, 21577977), (15, 14385318), (18, 11987765), (19, 11356830), (30, 7192659), (38, 5678415), (45, 4795106), (57, 3785610), (90, 2397553), (95, 2271366), (114, 1892805), (171, 1261870), (190, 1135683), (257, 839610), (285, 757122), (342, 630935), (491, 439470), (514, 419805), (570, 378561), (771, 279870), (855, 252374), (982, 219735), (1285, 167922), (1473, 146490), (1542, 139935), (1710, 126187), (2313, 93290), (2455, 87894), (2570, 83961), (2946, 73245), (3855, 55974), (4419, 48830), (4626, 46645), (4883, 44190), (4910, 43947), (7365, 29298), (7710, 27987), (8838, 24415), (9329, 23130), (9766, 22095), (11565, 18658), (14649, 14730)]