79790520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{39113}}^1$

素因数の和:39144

約数の個数: 64

約数和(自身を含む): 253458720

約数和(自身を除く): 173668200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 39113, 78226, 117339, 156452, 195565, 234678, 312904, 391130, 469356, 586695, 664921, 782260, 938712, 1173390, 1329842, 1564520, 1994763, 2346780, 2659684, 3324605, 3989526, 4693560, 5319368, 6649210, 7979052, 9973815, 13298420, 15958104, 19947630, 26596840, 39895260, 79790520]

約数ペア:

[(1, 79790520), (2, 39895260), (3, 26596840), (4, 19947630), (5, 15958104), (6, 13298420), (8, 9973815), (10, 7979052), (12, 6649210), (15, 5319368), (17, 4693560), (20, 3989526), (24, 3324605), (30, 2659684), (34, 2346780), (40, 1994763), (51, 1564520), (60, 1329842), (68, 1173390), (85, 938712), (102, 782260), (120, 664921), (136, 586695), (170, 469356), (204, 391130), (255, 312904), (340, 234678), (408, 195565), (510, 156452), (680, 117339), (1020, 78226), (2040, 39113)]