31286416140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1460617}}^1$

素因数の和:1460656

約数の個数: 144

約数和(自身を含む): 114839629632

約数和(自身を除く): 83553213492

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 7140, 10710, 21420, 1460617, 2921234, 4381851, 5842468, 7303085, 8763702, 10224319, 13145553, 14606170, 17527404, 20448638, 21909255, 24830489, 26291106, 29212340, 30672957, 40897276, 43818510, 49660978, 51121595, 52582212, 61345914, 65727765, 74491467, 87637020, 92018871, 99321956, 102243190, 122691828, 124152445, 131455530, 148982934, 153364785, 173813423, 184037742, 204486380, 223474401, 248304890, 262911060, 297965868, 306729570, 347626846, 368075484, 372457335, 446948802, 460094355, 496609780, 521440269, 613459140, 695253692, 744914670, 869067115, 893897604, 920188710, 1042880538, 1117372005, 1489829340, 1564320807, 1738134230, 1840377420, 2085761076, 2234744010, 2607201345, 3128641614, 3476268460, 4469488020, 5214402690, 6257283228, 7821604035, 10428805380, 15643208070, 31286416140]

約数ペア:

[(1, 31286416140), (2, 15643208070), (3, 10428805380), (4, 7821604035), (5, 6257283228), (6, 5214402690), (7, 4469488020), (9, 3476268460), (10, 3128641614), (12, 2607201345), (14, 2234744010), (15, 2085761076), (17, 1840377420), (18, 1738134230), (20, 1564320807), (21, 1489829340), (28, 1117372005), (30, 1042880538), (34, 920188710), (35, 893897604), (36, 869067115), (42, 744914670), (45, 695253692), (51, 613459140), (60, 521440269), (63, 496609780), (68, 460094355), (70, 446948802), (84, 372457335), (85, 368075484), (90, 347626846), (102, 306729570), (105, 297965868), (119, 262911060), (126, 248304890), (140, 223474401), (153, 204486380), (170, 184037742), (180, 173813423), (204, 153364785), (210, 148982934), (238, 131455530), (252, 124152445), (255, 122691828), (306, 102243190), (315, 99321956), (340, 92018871), (357, 87637020), (420, 74491467), (476, 65727765), (510, 61345914), (595, 52582212), (612, 51121595), (630, 49660978), (714, 43818510), (765, 40897276), (1020, 30672957), (1071, 29212340), (1190, 26291106), (1260, 24830489), (1428, 21909255), (1530, 20448638), (1785, 17527404), (2142, 14606170), (2380, 13145553), (3060, 10224319), (3570, 8763702), (4284, 7303085), (5355, 5842468), (7140, 4381851), (10710, 2921234), (21420, 1460617)]