145506780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{89819}}^1$

素因数の和:89840

約数の個数: 60

約数和(自身を含む): 456465240

約数和(自身を除く): 310958460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 89819, 179638, 269457, 359276, 449095, 538914, 808371, 898190, 1077828, 1347285, 1616742, 1796380, 2425113, 2694570, 3233484, 4041855, 4850226, 5389140, 7275339, 8083710, 9700452, 12125565, 14550678, 16167420, 24251130, 29101356, 36376695, 48502260, 72753390, 145506780]

約数ペア:

[(1, 145506780), (2, 72753390), (3, 48502260), (4, 36376695), (5, 29101356), (6, 24251130), (9, 16167420), (10, 14550678), (12, 12125565), (15, 9700452), (18, 8083710), (20, 7275339), (27, 5389140), (30, 4850226), (36, 4041855), (45, 3233484), (54, 2694570), (60, 2425113), (81, 1796380), (90, 1616742), (108, 1347285), (135, 1077828), (162, 898190), (180, 808371), (270, 538914), (324, 449095), (405, 359276), (540, 269457), (810, 179638), (1620, 89819)]