64846620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:384

約数の個数: 144

約数和(自身を含む): 210887040

約数和(自身を除く): 146040420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 67, 76, 90, 95, 114, 134, 171, 180, 190, 201, 228, 268, 283, 285, 335, 342, 380, 402, 566, 570, 603, 670, 684, 804, 849, 855, 1005, 1132, 1140, 1206, 1273, 1340, 1415, 1698, 1710, 2010, 2412, 2546, 2547, 2830, 3015, 3396, 3420, 3819, 4020, 4245, 5092, 5094, 5377, 5660, 6030, 6365, 7638, 8490, 10188, 10754, 11457, 12060, 12730, 12735, 15276, 16131, 16980, 18961, 19095, 21508, 22914, 25460, 25470, 26885, 32262, 37922, 38190, 45828, 48393, 50940, 53770, 56883, 57285, 64524, 75844, 76380, 80655, 94805, 96786, 107540, 113766, 114570, 161310, 170649, 189610, 193572, 227532, 229140, 241965, 284415, 322620, 341298, 360259, 379220, 483930, 568830, 682596, 720518, 853245, 967860, 1080777, 1137660, 1441036, 1706490, 1801295, 2161554, 3242331, 3412980, 3602590, 4323108, 5403885, 6484662, 7205180, 10807770, 12969324, 16211655, 21615540, 32423310, 64846620]

約数ペア:

[(1, 64846620), (2, 32423310), (3, 21615540), (4, 16211655), (5, 12969324), (6, 10807770), (9, 7205180), (10, 6484662), (12, 5403885), (15, 4323108), (18, 3602590), (19, 3412980), (20, 3242331), (30, 2161554), (36, 1801295), (38, 1706490), (45, 1441036), (57, 1137660), (60, 1080777), (67, 967860), (76, 853245), (90, 720518), (95, 682596), (114, 568830), (134, 483930), (171, 379220), (180, 360259), (190, 341298), (201, 322620), (228, 284415), (268, 241965), (283, 229140), (285, 227532), (335, 193572), (342, 189610), (380, 170649), (402, 161310), (566, 114570), (570, 113766), (603, 107540), (670, 96786), (684, 94805), (804, 80655), (849, 76380), (855, 75844), (1005, 64524), (1132, 57285), (1140, 56883), (1206, 53770), (1273, 50940), (1340, 48393), (1415, 45828), (1698, 38190), (1710, 37922), (2010, 32262), (2412, 26885), (2546, 25470), (2547, 25460), (2830, 22914), (3015, 21508), (3396, 19095), (3420, 18961), (3819, 16980), (4020, 16131), (4245, 15276), (5092, 12735), (5094, 12730), (5377, 12060), (5660, 11457), (6030, 10754), (6365, 10188), (7638, 8490)]