208533960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{659}}^1$

素因数の和:972

約数の個数: 128

約数和(自身を含む): 698544000

約数和(自身を除く): 490010040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 293, 360, 540, 586, 659, 879, 1080, 1172, 1318, 1465, 1758, 1977, 2344, 2636, 2637, 2930, 3295, 3516, 3954, 4395, 5272, 5274, 5860, 5931, 6590, 7032, 7908, 7911, 8790, 9885, 10548, 11720, 11862, 13180, 13185, 15816, 15822, 17580, 17793, 19770, 21096, 23724, 26360, 26370, 29655, 31644, 35160, 35586, 39540, 39555, 47448, 52740, 59310, 63288, 71172, 79080, 79110, 88965, 105480, 118620, 142344, 158220, 177930, 193087, 237240, 316440, 355860, 386174, 579261, 711720, 772348, 965435, 1158522, 1544696, 1737783, 1930870, 2317044, 2896305, 3475566, 3861740, 4634088, 5213349, 5792610, 6951132, 7723480, 8688915, 10426698, 11585220, 13902264, 17377830, 20853396, 23170440, 26066745, 34755660, 41706792, 52133490, 69511320, 104266980, 208533960]

約数ペア:

[(1, 208533960), (2, 104266980), (3, 69511320), (4, 52133490), (5, 41706792), (6, 34755660), (8, 26066745), (9, 23170440), (10, 20853396), (12, 17377830), (15, 13902264), (18, 11585220), (20, 10426698), (24, 8688915), (27, 7723480), (30, 6951132), (36, 5792610), (40, 5213349), (45, 4634088), (54, 3861740), (60, 3475566), (72, 2896305), (90, 2317044), (108, 1930870), (120, 1737783), (135, 1544696), (180, 1158522), (216, 965435), (270, 772348), (293, 711720), (360, 579261), (540, 386174), (586, 355860), (659, 316440), (879, 237240), (1080, 193087), (1172, 177930), (1318, 158220), (1465, 142344), (1758, 118620), (1977, 105480), (2344, 88965), (2636, 79110), (2637, 79080), (2930, 71172), (3295, 63288), (3516, 59310), (3954, 52740), (4395, 47448), (5272, 39555), (5274, 39540), (5860, 35586), (5931, 35160), (6590, 31644), (7032, 29655), (7908, 26370), (7911, 26360), (8790, 23724), (9885, 21096), (10548, 19770), (11720, 17793), (11862, 17580), (13180, 15822), (13185, 15816)]