198309720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{769}}^1$

素因数の和:1097

約数の個数: 128

約数和(自身を含む): 683020800

約数和(自身を除く): 484711080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 307, 420, 614, 769, 840, 921, 1228, 1535, 1538, 1842, 2149, 2307, 2456, 3070, 3076, 3684, 3845, 4298, 4605, 4614, 5383, 6140, 6152, 6447, 7368, 7690, 8596, 9210, 9228, 10745, 10766, 11535, 12280, 12894, 15380, 16149, 17192, 18420, 18456, 21490, 21532, 23070, 25788, 26915, 30760, 32235, 32298, 36840, 42980, 43064, 46140, 51576, 53830, 64470, 64596, 80745, 85960, 92280, 107660, 128940, 129192, 161490, 215320, 236083, 257880, 322980, 472166, 645960, 708249, 944332, 1180415, 1416498, 1652581, 1888664, 2360830, 2832996, 3305162, 3541245, 4721660, 4957743, 5665992, 6610324, 7082490, 8262905, 9443320, 9915486, 13220648, 14164980, 16525810, 19830972, 24788715, 28329960, 33051620, 39661944, 49577430, 66103240, 99154860, 198309720]

約数ペア:

[(1, 198309720), (2, 99154860), (3, 66103240), (4, 49577430), (5, 39661944), (6, 33051620), (7, 28329960), (8, 24788715), (10, 19830972), (12, 16525810), (14, 14164980), (15, 13220648), (20, 9915486), (21, 9443320), (24, 8262905), (28, 7082490), (30, 6610324), (35, 5665992), (40, 4957743), (42, 4721660), (56, 3541245), (60, 3305162), (70, 2832996), (84, 2360830), (105, 1888664), (120, 1652581), (140, 1416498), (168, 1180415), (210, 944332), (280, 708249), (307, 645960), (420, 472166), (614, 322980), (769, 257880), (840, 236083), (921, 215320), (1228, 161490), (1535, 129192), (1538, 128940), (1842, 107660), (2149, 92280), (2307, 85960), (2456, 80745), (3070, 64596), (3076, 64470), (3684, 53830), (3845, 51576), (4298, 46140), (4605, 43064), (4614, 42980), (5383, 36840), (6140, 32298), (6152, 32235), (6447, 30760), (7368, 26915), (7690, 25788), (8596, 23070), (9210, 21532), (9228, 21490), (10745, 18456), (10766, 18420), (11535, 17192), (12280, 16149), (12894, 15380)]