1621521360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{2252113}}^1$

素因数の和:2252132

約数の個数: 60

約数和(自身を含む): 5445611652

約数和(自身を除く): 3824090292

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 2252113, 4504226, 6756339, 9008452, 11260565, 13512678, 18016904, 20269017, 22521130, 27025356, 33781695, 36033808, 40538034, 45042260, 54050712, 67563390, 81076068, 90084520, 101345085, 108101424, 135126780, 162152136, 180169040, 202690170, 270253560, 324304272, 405380340, 540507120, 810760680, 1621521360]

約数ペア:

[(1, 1621521360), (2, 810760680), (3, 540507120), (4, 405380340), (5, 324304272), (6, 270253560), (8, 202690170), (9, 180169040), (10, 162152136), (12, 135126780), (15, 108101424), (16, 101345085), (18, 90084520), (20, 81076068), (24, 67563390), (30, 54050712), (36, 45042260), (40, 40538034), (45, 36033808), (48, 33781695), (60, 27025356), (72, 22521130), (80, 20269017), (90, 18016904), (120, 13512678), (144, 11260565), (180, 9008452), (240, 6756339), (360, 4504226), (720, 2252113)]