128448180

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:316

約数の個数: 240

約数和(自身を含む): 472260096

約数和(自身を除く): 343811916

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, 241, 252, 270, 282, 315, 324, 329, 378, 405, 420, 423, 470, 482, 540, 564, 567, 630, 658, 705, 723, 756, 810, 846, 940, 945, 964, 987, 1134, 1205, 1260, 1269, 1316, 1410, 1446, 1620, 1645, 1687, 1692, 1890, 1974, 2115, 2169, 2268, 2410, 2538, 2820, 2835, 2892, 2961, 3290, 3374, 3615, 3780, 3807, 3948, 4230, 4338, 4820, 4935, 5061, 5076, 5670, 5922, 6345, 6507, 6580, 6748, 7230, 7614, 8435, 8460, 8676, 8883, 9870, 10122, 10845, 11327, 11340, 11844, 12690, 13014, 14460, 14805, 15183, 15228, 16870, 17766, 19035, 19521, 19740, 20244, 21690, 22654, 25305, 25380, 26028, 26649, 29610, 30366, 32535, 33740, 33981, 35532, 38070, 39042, 43380, 44415, 45308, 45549, 50610, 53298, 56635, 59220, 60732, 65070, 67962, 75915, 76140, 78084, 79289, 88830, 91098, 97605, 101220, 101943, 106596, 113270, 130140, 133245, 135924, 136647, 151830, 158578, 169905, 177660, 182196, 195210, 203886, 226540, 227745, 237867, 266490, 273294, 303660, 305829, 317156, 339810, 390420, 396445, 407772, 455490, 475734, 509715, 532980, 546588, 611658, 679620, 683235, 713601, 792890, 910980, 917487, 951468, 1019430, 1189335, 1223316, 1366470, 1427202, 1529145, 1585780, 1834974, 2038860, 2140803, 2378670, 2732940, 2854404, 3058290, 3568005, 3669948, 4281606, 4587435, 4757340, 6116580, 6422409, 7136010, 8563212, 9174870, 10704015, 12844818, 14272020, 18349740, 21408030, 25689636, 32112045, 42816060, 64224090, 128448180]

約数ペア:

[(1, 128448180), (2, 64224090), (3, 42816060), (4, 32112045), (5, 25689636), (6, 21408030), (7, 18349740), (9, 14272020), (10, 12844818), (12, 10704015), (14, 9174870), (15, 8563212), (18, 7136010), (20, 6422409), (21, 6116580), (27, 4757340), (28, 4587435), (30, 4281606), (35, 3669948), (36, 3568005), (42, 3058290), (45, 2854404), (47, 2732940), (54, 2378670), (60, 2140803), (63, 2038860), (70, 1834974), (81, 1585780), (84, 1529145), (90, 1427202), (94, 1366470), (105, 1223316), (108, 1189335), (126, 1019430), (135, 951468), (140, 917487), (141, 910980), (162, 792890), (180, 713601), (188, 683235), (189, 679620), (210, 611658), (235, 546588), (241, 532980), (252, 509715), (270, 475734), (282, 455490), (315, 407772), (324, 396445), (329, 390420), (378, 339810), (405, 317156), (420, 305829), (423, 303660), (470, 273294), (482, 266490), (540, 237867), (564, 227745), (567, 226540), (630, 203886), (658, 195210), (705, 182196), (723, 177660), (756, 169905), (810, 158578), (846, 151830), (940, 136647), (945, 135924), (964, 133245), (987, 130140), (1134, 113270), (1205, 106596), (1260, 101943), (1269, 101220), (1316, 97605), (1410, 91098), (1446, 88830), (1620, 79289), (1645, 78084), (1687, 76140), (1692, 75915), (1890, 67962), (1974, 65070), (2115, 60732), (2169, 59220), (2268, 56635), (2410, 53298), (2538, 50610), (2820, 45549), (2835, 45308), (2892, 44415), (2961, 43380), (3290, 39042), (3374, 38070), (3615, 35532), (3780, 33981), (3807, 33740), (3948, 32535), (4230, 30366), (4338, 29610), (4820, 26649), (4935, 26028), (5061, 25380), (5076, 25305), (5670, 22654), (5922, 21690), (6345, 20244), (6507, 19740), (6580, 19521), (6748, 19035), (7230, 17766), (7614, 16870), (8435, 15228), (8460, 15183), (8676, 14805), (8883, 14460), (9870, 13014), (10122, 12690), (10845, 11844), (11327, 11340)]