121493520

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{18749}}^1$

素因数の和:18774

約数の個数: 100

約数和(自身を含む): 421987500

約数和(自身を除く): 300493980

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 18749, 37498, 56247, 74996, 93745, 112494, 149992, 168741, 187490, 224988, 281235, 299984, 337482, 374980, 449976, 506223, 562470, 674964, 749960, 843705, 899952, 1012446, 1124940, 1349928, 1499920, 1518669, 1687410, 2024892, 2249880, 2531115, 2699856, 3037338, 3374820, 4049784, 4499760, 5062230, 6074676, 6749640, 7593345, 8099568, 10124460, 12149352, 13499280, 15186690, 20248920, 24298704, 30373380, 40497840, 60746760, 121493520]

約数ペア:

[(1, 121493520), (2, 60746760), (3, 40497840), (4, 30373380), (5, 24298704), (6, 20248920), (8, 15186690), (9, 13499280), (10, 12149352), (12, 10124460), (15, 8099568), (16, 7593345), (18, 6749640), (20, 6074676), (24, 5062230), (27, 4499760), (30, 4049784), (36, 3374820), (40, 3037338), (45, 2699856), (48, 2531115), (54, 2249880), (60, 2024892), (72, 1687410), (80, 1518669), (81, 1499920), (90, 1349928), (108, 1124940), (120, 1012446), (135, 899952), (144, 843705), (162, 749960), (180, 674964), (216, 562470), (240, 506223), (270, 449976), (324, 374980), (360, 337482), (405, 299984), (432, 281235), (540, 224988), (648, 187490), (720, 168741), (810, 149992), (1080, 112494), (1296, 93745), (1620, 74996), (2160, 56247), (3240, 37498), (6480, 18749)]