305082120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15791}}^1$

素因数の和:15835

約数の個数: 128

約数和(自身を含む): 1091543040

約数和(自身を除く): 786460920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2760, 3220, 3864, 4830, 6440, 9660, 15791, 19320, 31582, 47373, 63164, 78955, 94746, 110537, 126328, 157910, 189492, 221074, 236865, 315820, 331611, 363193, 378984, 442148, 473730, 552685, 631640, 663222, 726386, 884296, 947460, 1089579, 1105370, 1326444, 1452772, 1658055, 1815965, 1894920, 2179158, 2210740, 2542351, 2652888, 2905544, 3316110, 3631930, 4358316, 4421480, 5084702, 5447895, 6632220, 7263860, 7627053, 8716632, 10169404, 10895790, 12711755, 13264440, 14527720, 15254106, 20338808, 21791580, 25423510, 30508212, 38135265, 43583160, 50847020, 61016424, 76270530, 101694040, 152541060, 305082120]

約数ペア:

[(1, 305082120), (2, 152541060), (3, 101694040), (4, 76270530), (5, 61016424), (6, 50847020), (7, 43583160), (8, 38135265), (10, 30508212), (12, 25423510), (14, 21791580), (15, 20338808), (20, 15254106), (21, 14527720), (23, 13264440), (24, 12711755), (28, 10895790), (30, 10169404), (35, 8716632), (40, 7627053), (42, 7263860), (46, 6632220), (56, 5447895), (60, 5084702), (69, 4421480), (70, 4358316), (84, 3631930), (92, 3316110), (105, 2905544), (115, 2652888), (120, 2542351), (138, 2210740), (140, 2179158), (161, 1894920), (168, 1815965), (184, 1658055), (210, 1452772), (230, 1326444), (276, 1105370), (280, 1089579), (322, 947460), (345, 884296), (420, 726386), (460, 663222), (483, 631640), (552, 552685), (644, 473730), (690, 442148), (805, 378984), (840, 363193), (920, 331611), (966, 315820), (1288, 236865), (1380, 221074), (1610, 189492), (1932, 157910), (2415, 126328), (2760, 110537), (3220, 94746), (3864, 78955), (4830, 63164), (6440, 47373), (9660, 31582), (15791, 19320)]