1081290780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{787}}^1$

素因数の和:1268

約数の個数: 144

約数和(自身を含む): 3485008800

約数和(自身を除く): 2403718020

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, 449, 510, 612, 765, 787, 898, 1020, 1347, 1530, 1574, 1796, 2245, 2361, 2694, 3060, 3148, 3935, 4041, 4490, 4722, 5388, 6735, 7083, 7633, 7870, 8082, 8980, 9444, 11805, 13379, 13470, 14166, 15266, 15740, 16164, 20205, 22899, 23610, 26758, 26940, 28332, 30532, 35415, 38165, 40137, 40410, 45798, 47220, 53516, 66895, 68697, 70830, 76330, 80274, 80820, 91596, 114495, 120411, 133790, 137394, 141660, 152660, 160548, 200685, 228990, 240822, 267580, 274788, 343485, 353363, 401370, 457980, 481644, 602055, 686970, 706726, 802740, 1060089, 1204110, 1373940, 1413452, 1766815, 2120178, 2408220, 3180267, 3533630, 4240356, 5300445, 6007171, 6360534, 7067260, 10600890, 12014342, 12721068, 15901335, 18021513, 21201780, 24028684, 30035855, 31802670, 36043026, 54064539, 60071710, 63605340, 72086052, 90107565, 108129078, 120143420, 180215130, 216258156, 270322695, 360430260, 540645390, 1081290780]

約数ペア:

[(1, 1081290780), (2, 540645390), (3, 360430260), (4, 270322695), (5, 216258156), (6, 180215130), (9, 120143420), (10, 108129078), (12, 90107565), (15, 72086052), (17, 63605340), (18, 60071710), (20, 54064539), (30, 36043026), (34, 31802670), (36, 30035855), (45, 24028684), (51, 21201780), (60, 18021513), (68, 15901335), (85, 12721068), (90, 12014342), (102, 10600890), (153, 7067260), (170, 6360534), (180, 6007171), (204, 5300445), (255, 4240356), (306, 3533630), (340, 3180267), (449, 2408220), (510, 2120178), (612, 1766815), (765, 1413452), (787, 1373940), (898, 1204110), (1020, 1060089), (1347, 802740), (1530, 706726), (1574, 686970), (1796, 602055), (2245, 481644), (2361, 457980), (2694, 401370), (3060, 353363), (3148, 343485), (3935, 274788), (4041, 267580), (4490, 240822), (4722, 228990), (5388, 200685), (6735, 160548), (7083, 152660), (7633, 141660), (7870, 137394), (8082, 133790), (8980, 120411), (9444, 114495), (11805, 91596), (13379, 80820), (13470, 80274), (14166, 76330), (15266, 70830), (15740, 68697), (16164, 66895), (20205, 53516), (22899, 47220), (23610, 45798), (26758, 40410), (26940, 40137), (28332, 38165), (30532, 35415)]