84781890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:214

約数の個数: 160

約数和(自身を含む): 248396544

約数和(自身を除く): 163614654

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 47, 51, 54, 81, 85, 90, 94, 102, 131, 135, 141, 153, 162, 170, 235, 255, 262, 270, 282, 306, 393, 405, 423, 459, 470, 510, 655, 705, 765, 786, 799, 810, 846, 918, 1179, 1269, 1310, 1377, 1410, 1530, 1598, 1965, 2115, 2227, 2295, 2358, 2397, 2538, 2754, 3537, 3807, 3930, 3995, 4230, 4454, 4590, 4794, 5895, 6157, 6345, 6681, 6885, 7074, 7191, 7614, 7990, 10611, 11135, 11790, 11985, 12314, 12690, 13362, 13770, 14382, 17685, 18471, 19035, 20043, 21222, 21573, 22270, 23970, 30785, 33405, 35370, 35955, 36942, 38070, 40086, 43146, 53055, 55413, 60129, 61570, 64719, 66810, 71910, 92355, 100215, 104669, 106110, 107865, 110826, 120258, 129438, 166239, 180387, 184710, 200430, 209338, 215730, 277065, 300645, 314007, 323595, 332478, 360774, 498717, 523345, 554130, 601290, 628014, 647190, 831195, 901935, 942021, 997434, 1046690, 1570035, 1662390, 1803870, 1884042, 2493585, 2826063, 3140070, 4710105, 4987170, 5652126, 8478189, 9420210, 14130315, 16956378, 28260630, 42390945, 84781890]

約数ペア:

[(1, 84781890), (2, 42390945), (3, 28260630), (5, 16956378), (6, 14130315), (9, 9420210), (10, 8478189), (15, 5652126), (17, 4987170), (18, 4710105), (27, 3140070), (30, 2826063), (34, 2493585), (45, 1884042), (47, 1803870), (51, 1662390), (54, 1570035), (81, 1046690), (85, 997434), (90, 942021), (94, 901935), (102, 831195), (131, 647190), (135, 628014), (141, 601290), (153, 554130), (162, 523345), (170, 498717), (235, 360774), (255, 332478), (262, 323595), (270, 314007), (282, 300645), (306, 277065), (393, 215730), (405, 209338), (423, 200430), (459, 184710), (470, 180387), (510, 166239), (655, 129438), (705, 120258), (765, 110826), (786, 107865), (799, 106110), (810, 104669), (846, 100215), (918, 92355), (1179, 71910), (1269, 66810), (1310, 64719), (1377, 61570), (1410, 60129), (1530, 55413), (1598, 53055), (1965, 43146), (2115, 40086), (2227, 38070), (2295, 36942), (2358, 35955), (2397, 35370), (2538, 33405), (2754, 30785), (3537, 23970), (3807, 22270), (3930, 21573), (3995, 21222), (4230, 20043), (4454, 19035), (4590, 18471), (4794, 17685), (5895, 14382), (6157, 13770), (6345, 13362), (6681, 12690), (6885, 12314), (7074, 11985), (7191, 11790), (7614, 11135), (7990, 10611)]