427945560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{3889}}^1$

素因数の和:4041

約数の個数: 128

約数和(自身を含む): 1478822400

約数和(自身を除く): 1050876840

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, 131, 140, 168, 210, 262, 280, 393, 420, 524, 655, 786, 840, 917, 1048, 1310, 1572, 1834, 1965, 2620, 2751, 3144, 3668, 3889, 3930, 4585, 5240, 5502, 7336, 7778, 7860, 9170, 11004, 11667, 13755, 15556, 15720, 18340, 19445, 22008, 23334, 27223, 27510, 31112, 36680, 38890, 46668, 54446, 55020, 58335, 77780, 81669, 93336, 108892, 110040, 116670, 136115, 155560, 163338, 217784, 233340, 272230, 326676, 408345, 466680, 509459, 544460, 653352, 816690, 1018918, 1088920, 1528377, 1633380, 2037836, 2547295, 3056754, 3266760, 3566213, 4075672, 5094590, 6113508, 7132426, 7641885, 10189180, 10698639, 12227016, 14264852, 15283770, 17831065, 20378360, 21397278, 28529704, 30567540, 35662130, 42794556, 53493195, 61135080, 71324260, 85589112, 106986390, 142648520, 213972780, 427945560]

約数ペア:

[(1, 427945560), (2, 213972780), (3, 142648520), (4, 106986390), (5, 85589112), (6, 71324260), (7, 61135080), (8, 53493195), (10, 42794556), (12, 35662130), (14, 30567540), (15, 28529704), (20, 21397278), (21, 20378360), (24, 17831065), (28, 15283770), (30, 14264852), (35, 12227016), (40, 10698639), (42, 10189180), (56, 7641885), (60, 7132426), (70, 6113508), (84, 5094590), (105, 4075672), (120, 3566213), (131, 3266760), (140, 3056754), (168, 2547295), (210, 2037836), (262, 1633380), (280, 1528377), (393, 1088920), (420, 1018918), (524, 816690), (655, 653352), (786, 544460), (840, 509459), (917, 466680), (1048, 408345), (1310, 326676), (1572, 272230), (1834, 233340), (1965, 217784), (2620, 163338), (2751, 155560), (3144, 136115), (3668, 116670), (3889, 110040), (3930, 108892), (4585, 93336), (5240, 81669), (5502, 77780), (7336, 58335), (7778, 55020), (7860, 54446), (9170, 46668), (11004, 38890), (11667, 36680), (13755, 31112), (15556, 27510), (15720, 27223), (18340, 23334), (19445, 22008)]