80233890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:117

約数の個数: 144

約数和(自身を含む): 228215232

約数和(自身を除く): 147981342

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 31, 33, 46, 55, 62, 66, 69, 93, 110, 115, 121, 138, 155, 165, 186, 230, 242, 253, 310, 330, 341, 345, 363, 465, 506, 605, 682, 690, 713, 726, 759, 930, 961, 1023, 1210, 1265, 1426, 1518, 1705, 1815, 1922, 2046, 2139, 2530, 2783, 2883, 3410, 3565, 3630, 3751, 3795, 4278, 4805, 5115, 5566, 5766, 7130, 7502, 7590, 7843, 8349, 9610, 10230, 10571, 10695, 11253, 13915, 14415, 15686, 16698, 18755, 21142, 21390, 22103, 22506, 23529, 27830, 28830, 31713, 37510, 39215, 41745, 44206, 47058, 52855, 56265, 63426, 66309, 78430, 83490, 86273, 105710, 110515, 112530, 116281, 117645, 132618, 158565, 172546, 221030, 232562, 235290, 243133, 258819, 317130, 331545, 348843, 431365, 486266, 517638, 581405, 663090, 697686, 729399, 862730, 1162810, 1215665, 1294095, 1458798, 1744215, 2431330, 2588190, 2674463, 3488430, 3646995, 5348926, 7293990, 8023389, 13372315, 16046778, 26744630, 40116945, 80233890]

約数ペア:

[(1, 80233890), (2, 40116945), (3, 26744630), (5, 16046778), (6, 13372315), (10, 8023389), (11, 7293990), (15, 5348926), (22, 3646995), (23, 3488430), (30, 2674463), (31, 2588190), (33, 2431330), (46, 1744215), (55, 1458798), (62, 1294095), (66, 1215665), (69, 1162810), (93, 862730), (110, 729399), (115, 697686), (121, 663090), (138, 581405), (155, 517638), (165, 486266), (186, 431365), (230, 348843), (242, 331545), (253, 317130), (310, 258819), (330, 243133), (341, 235290), (345, 232562), (363, 221030), (465, 172546), (506, 158565), (605, 132618), (682, 117645), (690, 116281), (713, 112530), (726, 110515), (759, 105710), (930, 86273), (961, 83490), (1023, 78430), (1210, 66309), (1265, 63426), (1426, 56265), (1518, 52855), (1705, 47058), (1815, 44206), (1922, 41745), (2046, 39215), (2139, 37510), (2530, 31713), (2783, 28830), (2883, 27830), (3410, 23529), (3565, 22506), (3630, 22103), (3751, 21390), (3795, 21142), (4278, 18755), (4805, 16698), (5115, 15686), (5566, 14415), (5766, 13915), (7130, 11253), (7502, 10695), (7590, 10571), (7843, 10230), (8349, 9610)]