320320980

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{601}}^1$

素因数の和:676

約数の個数: 240

約数和(自身を含む): 1174795776

約数和(自身を除く): 854474796

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 47, 54, 60, 63, 70, 81, 84, 90, 94, 105, 108, 126, 135, 140, 141, 162, 180, 188, 189, 210, 235, 252, 270, 282, 315, 324, 329, 378, 405, 420, 423, 470, 540, 564, 567, 601, 630, 658, 705, 756, 810, 846, 940, 945, 987, 1134, 1202, 1260, 1269, 1316, 1410, 1620, 1645, 1692, 1803, 1890, 1974, 2115, 2268, 2404, 2538, 2820, 2835, 2961, 3005, 3290, 3606, 3780, 3807, 3948, 4207, 4230, 4935, 5076, 5409, 5670, 5922, 6010, 6345, 6580, 7212, 7614, 8414, 8460, 8883, 9015, 9870, 10818, 11340, 11844, 12020, 12621, 12690, 14805, 15228, 16227, 16828, 17766, 18030, 19035, 19740, 21035, 21636, 25242, 25380, 26649, 27045, 28247, 29610, 32454, 35532, 36060, 37863, 38070, 42070, 44415, 48681, 50484, 53298, 54090, 56494, 59220, 63105, 64908, 75726, 76140, 81135, 84140, 84741, 88830, 97362, 106596, 108180, 112988, 113589, 126210, 133245, 141235, 151452, 162270, 169482, 177660, 189315, 194724, 197729, 227178, 243405, 252420, 254223, 266490, 282470, 324540, 338964, 340767, 378630, 395458, 423705, 454356, 486810, 508446, 532980, 564940, 567945, 593187, 681534, 757260, 762669, 790916, 847410, 973620, 988645, 1016892, 1135890, 1186374, 1271115, 1363068, 1525338, 1694820, 1703835, 1779561, 1977290, 2271780, 2288007, 2372748, 2542230, 2965935, 3050676, 3407670, 3559122, 3813345, 3954580, 4576014, 5084460, 5338683, 5931870, 6815340, 7118244, 7626690, 8897805, 9152028, 10677366, 11440035, 11863740, 15253380, 16016049, 17795610, 21354732, 22880070, 26693415, 32032098, 35591220, 45760140, 53386830, 64064196, 80080245, 106773660, 160160490, 320320980]

約数ペア:

[(1, 320320980), (2, 160160490), (3, 106773660), (4, 80080245), (5, 64064196), (6, 53386830), (7, 45760140), (9, 35591220), (10, 32032098), (12, 26693415), (14, 22880070), (15, 21354732), (18, 17795610), (20, 16016049), (21, 15253380), (27, 11863740), (28, 11440035), (30, 10677366), (35, 9152028), (36, 8897805), (42, 7626690), (45, 7118244), (47, 6815340), (54, 5931870), (60, 5338683), (63, 5084460), (70, 4576014), (81, 3954580), (84, 3813345), (90, 3559122), (94, 3407670), (105, 3050676), (108, 2965935), (126, 2542230), (135, 2372748), (140, 2288007), (141, 2271780), (162, 1977290), (180, 1779561), (188, 1703835), (189, 1694820), (210, 1525338), (235, 1363068), (252, 1271115), (270, 1186374), (282, 1135890), (315, 1016892), (324, 988645), (329, 973620), (378, 847410), (405, 790916), (420, 762669), (423, 757260), (470, 681534), (540, 593187), (564, 567945), (567, 564940), (601, 532980), (630, 508446), (658, 486810), (705, 454356), (756, 423705), (810, 395458), (846, 378630), (940, 340767), (945, 338964), (987, 324540), (1134, 282470), (1202, 266490), (1260, 254223), (1269, 252420), (1316, 243405), (1410, 227178), (1620, 197729), (1645, 194724), (1692, 189315), (1803, 177660), (1890, 169482), (1974, 162270), (2115, 151452), (2268, 141235), (2404, 133245), (2538, 126210), (2820, 113589), (2835, 112988), (2961, 108180), (3005, 106596), (3290, 97362), (3606, 88830), (3780, 84741), (3807, 84140), (3948, 81135), (4207, 76140), (4230, 75726), (4935, 64908), (5076, 63105), (5409, 59220), (5670, 56494), (5922, 54090), (6010, 53298), (6345, 50484), (6580, 48681), (7212, 44415), (7614, 42070), (8414, 38070), (8460, 37863), (8883, 36060), (9015, 35532), (9870, 32454), (10818, 29610), (11340, 28247), (11844, 27045), (12020, 26649), (12621, 25380), (12690, 25242), (14805, 21636), (15228, 21035), (16227, 19740), (16828, 19035), (17766, 18030)]