15235890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:415

約数の個数: 64

約数和(自身を含む): 38817792

約数和(自身を除く): 23581902

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 71, 115, 138, 142, 213, 230, 311, 345, 355, 426, 622, 690, 710, 933, 1065, 1555, 1633, 1866, 2130, 3110, 3266, 4665, 4899, 7153, 8165, 9330, 9798, 14306, 16330, 21459, 22081, 24495, 35765, 42918, 44162, 48990, 66243, 71530, 107295, 110405, 132486, 214590, 220810, 331215, 507863, 662430, 1015726, 1523589, 2539315, 3047178, 5078630, 7617945, 15235890]

約数ペア:

[(1, 15235890), (2, 7617945), (3, 5078630), (5, 3047178), (6, 2539315), (10, 1523589), (15, 1015726), (23, 662430), (30, 507863), (46, 331215), (69, 220810), (71, 214590), (115, 132486), (138, 110405), (142, 107295), (213, 71530), (230, 66243), (311, 48990), (345, 44162), (355, 42918), (426, 35765), (622, 24495), (690, 22081), (710, 21459), (933, 16330), (1065, 14306), (1555, 9798), (1633, 9330), (1866, 8165), (2130, 7153), (3110, 4899), (3266, 4665)]