255684420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83557}}^1$

素因数の和:83589

約数の個数: 72

約数和(自身を含む): 821208024

約数和(自身を除く): 565523604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 83557, 167114, 250671, 334228, 417785, 501342, 752013, 835570, 1002684, 1253355, 1420469, 1504026, 1671140, 2506710, 2840938, 3008052, 3760065, 4261407, 5013420, 5681876, 7102345, 7520130, 8522814, 12784221, 14204690, 15040260, 17045628, 21307035, 25568442, 28409380, 42614070, 51136884, 63921105, 85228140, 127842210, 255684420]

約数ペア:

[(1, 255684420), (2, 127842210), (3, 85228140), (4, 63921105), (5, 51136884), (6, 42614070), (9, 28409380), (10, 25568442), (12, 21307035), (15, 17045628), (17, 15040260), (18, 14204690), (20, 12784221), (30, 8522814), (34, 7520130), (36, 7102345), (45, 5681876), (51, 5013420), (60, 4261407), (68, 3760065), (85, 3008052), (90, 2840938), (102, 2506710), (153, 1671140), (170, 1504026), (180, 1420469), (204, 1253355), (255, 1002684), (306, 835570), (340, 752013), (510, 501342), (612, 417785), (765, 334228), (1020, 250671), (1530, 167114), (3060, 83557)]