278456670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21943}}^1$

素因数の和:22006

約数の個数: 64

約数和(自身を含む): 758384640

約数和(自身を除く): 479927970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 90, 94, 135, 141, 235, 270, 282, 423, 470, 705, 846, 1269, 1410, 2115, 2538, 4230, 6345, 12690, 21943, 43886, 65829, 109715, 131658, 197487, 219430, 329145, 394974, 592461, 658290, 987435, 1031321, 1184922, 1974870, 2062642, 2962305, 3093963, 5156605, 5924610, 6187926, 9281889, 10313210, 15469815, 18563778, 27845667, 30939630, 46409445, 55691334, 92818890, 139228335, 278456670]

約数ペア:

[(1, 278456670), (2, 139228335), (3, 92818890), (5, 55691334), (6, 46409445), (9, 30939630), (10, 27845667), (15, 18563778), (18, 15469815), (27, 10313210), (30, 9281889), (45, 6187926), (47, 5924610), (54, 5156605), (90, 3093963), (94, 2962305), (135, 2062642), (141, 1974870), (235, 1184922), (270, 1031321), (282, 987435), (423, 658290), (470, 592461), (705, 394974), (846, 329145), (1269, 219430), (1410, 197487), (2115, 131658), (2538, 109715), (4230, 65829), (6345, 43886), (12690, 21943)]