12279780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4013}}^1$

素因数の和:4045

約数の個数: 72

約数和(自身を含む): 39449592

約数和(自身を除く): 27169812

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, 4013, 8026, 12039, 16052, 20065, 24078, 36117, 40130, 48156, 60195, 68221, 72234, 80260, 120390, 136442, 144468, 180585, 204663, 240780, 272884, 341105, 361170, 409326, 613989, 682210, 722340, 818652, 1023315, 1227978, 1364420, 2046630, 2455956, 3069945, 4093260, 6139890, 12279780]

約数ペア:

[(1, 12279780), (2, 6139890), (3, 4093260), (4, 3069945), (5, 2455956), (6, 2046630), (9, 1364420), (10, 1227978), (12, 1023315), (15, 818652), (17, 722340), (18, 682210), (20, 613989), (30, 409326), (34, 361170), (36, 341105), (45, 272884), (51, 240780), (60, 204663), (68, 180585), (85, 144468), (90, 136442), (102, 120390), (153, 80260), (170, 72234), (180, 68221), (204, 60195), (255, 48156), (306, 40130), (340, 36117), (510, 24078), (612, 20065), (765, 16052), (1020, 12039), (1530, 8026), (3060, 4013)]