138513900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{929}}^1$

素因数の和:1024

約数の個数: 144

約数和(自身を含む): 464970240

約数和(自身を除く): 326456340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 71, 75, 84, 100, 105, 140, 142, 150, 175, 210, 213, 284, 300, 350, 355, 420, 426, 497, 525, 700, 710, 852, 929, 994, 1050, 1065, 1420, 1491, 1775, 1858, 1988, 2100, 2130, 2485, 2787, 2982, 3550, 3716, 4260, 4645, 4970, 5325, 5574, 5964, 6503, 7100, 7455, 9290, 9940, 10650, 11148, 12425, 13006, 13935, 14910, 18580, 19509, 21300, 23225, 24850, 26012, 27870, 29820, 32515, 37275, 39018, 46450, 49700, 55740, 65030, 65959, 69675, 74550, 78036, 92900, 97545, 130060, 131918, 139350, 149100, 162575, 195090, 197877, 263836, 278700, 325150, 329795, 390180, 395754, 461713, 487725, 650300, 659590, 791508, 923426, 975450, 989385, 1319180, 1385139, 1648975, 1846852, 1950900, 1978770, 2308565, 2770278, 3297950, 3957540, 4617130, 4946925, 5540556, 6595900, 6925695, 9234260, 9893850, 11542825, 13851390, 19787700, 23085650, 27702780, 34628475, 46171300, 69256950, 138513900]

約数ペア:

[(1, 138513900), (2, 69256950), (3, 46171300), (4, 34628475), (5, 27702780), (6, 23085650), (7, 19787700), (10, 13851390), (12, 11542825), (14, 9893850), (15, 9234260), (20, 6925695), (21, 6595900), (25, 5540556), (28, 4946925), (30, 4617130), (35, 3957540), (42, 3297950), (50, 2770278), (60, 2308565), (70, 1978770), (71, 1950900), (75, 1846852), (84, 1648975), (100, 1385139), (105, 1319180), (140, 989385), (142, 975450), (150, 923426), (175, 791508), (210, 659590), (213, 650300), (284, 487725), (300, 461713), (350, 395754), (355, 390180), (420, 329795), (426, 325150), (497, 278700), (525, 263836), (700, 197877), (710, 195090), (852, 162575), (929, 149100), (994, 139350), (1050, 131918), (1065, 130060), (1420, 97545), (1491, 92900), (1775, 78036), (1858, 74550), (1988, 69675), (2100, 65959), (2130, 65030), (2485, 55740), (2787, 49700), (2982, 46450), (3550, 39018), (3716, 37275), (4260, 32515), (4645, 29820), (4970, 27870), (5325, 26012), (5574, 24850), (5964, 23225), (6503, 21300), (7100, 19509), (7455, 18580), (9290, 14910), (9940, 13935), (10650, 13006), (11148, 12425)]